Changes

<blockquote>तत्त्वष्टाहवनीयमुप प्रावर्तयत्स्वाहेन्द्रशत्रुर्वर्धस्वेति यदवर्तयत्तद्वृत्रस्य वृत्रत्वं यदब्रवीत्स्वाहेन्द्रशत्रुर्वर्धस्वेति तस्मादस्येन्द्रः शत्रुरभवत् | (Tait. Samh. 2.5.2)<ref name=":1">Taittriya [http://parankusa.org/KrYajurBrowse.aspx Samhita] </ref></blockquote><blockquote>tattvaṣṭāhavanīyamupa prāvartayatsvāhendraśatrurvardhasveti yadavartayattadvṛtrasya vṛtratvaṃ yadabravītsvāhendraśatrurvardhasveti tasmādasyendraḥ śatrurabhavat | (Tait. Samh. 2.5.2)<ref name=":1">Taittriya [http://parankusa.org/KrYajurBrowse.aspx Samhita] </ref></blockquote><blockquote>त्वष्टा॥ Tvasta angered by Indra's killing of his son विश्वरूपः  || Vishwaroopa, initiates an अभिचारिक-यागः  || abhicharika yaga (a [[yaga]] performed to cause harm to an intended person) to procure a son to kill Indra. The ऋत्विज्  || rtvijas were to utter the mantra "इन्द्रशत्रुर्वर्धस्व" with अन्त-उदात्तः ॥ Anta-Udatta or Udatta svara in the end of the mantra (to mean, Prosper Oh ! Enemy of Indra). Instead, they used the आद्य-उदात्तः ॥ Adya Udatta svara in the beginning of the mantra (meaning, Oh! Indra, one who has enemies, Prosper).So, instead of asking for the rise and prosperity of a son to take revenge on Indra, the Rtvijas asked for the prosperity and glory of Indra who destroyed असुर  || Asuras. Thus, वृत्रासुर  '''||''' Vrttrasura, the son of Tvasta was born, an enemy of Indra, but eventually Indra was rewarded with glory in killing Vrttrasura.</blockquote>Shiksha literature is very widely available based on the different शाखा || shakhas (divisions) of different vedas. They are पाणिनीयशिक्षा || Panineeya Shiksha, व्यासशिक्षा || Vyasashiksha, भारद्वाजशिक्षा || Bharadvaja shiksha, याज्ञवलक्यशिक्षा || Yajnavalkya Shiksha, पराशरशिक्षा || Parashara shiksha, वासिष्टीशिक्षा || Vasishtee shiksha, कात्यायनीशिक्षा || Katyayanee shiksha, माध्यन्दिनीशिक्षा || Madhyandinee shiksha, केशवीशिक्षा || Keshavee shiksha, अमोघानन्दिनीशिक्षा || Amoghanandinee shiksha, माण्डव्यशिक्षा || Mandavya shiksha, मल्लशर्मशिक्षा || Mallasharma shiksha, स्वराकुशशिक्षा || Svarakusha shiksha, षोडशशिक्षा || Shodasha shiksha, नारदीयशिक्षा || Naradeeya shiksha, माण्डुकीयशिक्षा || Mandukeeya shiksha, स्वरभक्तिलक्षणशिक्षा || Svarabhaktilakshana,  अवसाननिर्णयशिक्षा || Avasananirnaya shiksha, वर्णरत्नप्रदीपिका शिक्षा || Varnaratna pradeepika shiksha among many others.

<blockquote>तत्त्वष्टाहवनीयमुप प्रावर्तयत्स्वाहेन्द्रशत्रुर्वर्धस्वेति यदवर्तयत्तद्वृत्रस्य वृत्रत्वं यदब्रवीत्स्वाहेन्द्रशत्रुर्वर्धस्वेति तस्मादस्येन्द्रः शत्रुरभवत् | (Tait. Samh. 2.5.2)<ref name=":1">Taittriya [http://parankusa.org/KrYajurBrowse.aspx Samhita] </ref></blockquote><blockquote>tattvaṣṭāhavanīyamupa prāvartayatsvāhendraśatrurvardhasveti yadavartayattadvṛtrasya vṛtratvaṃ yadabravītsvāhendraśatrurvardhasveti tasmādasyendraḥ śatrurabhavat | (Tait. Samh. 2.5.2)<ref name=":1">Taittriya [http://parankusa.org/KrYajurBrowse.aspx Samhita] </ref></blockquote><blockquote>त्वष्टा॥ Tvasta angered by Indra's killing of his son विश्वरूपः  || Vishwaroopa, initiates an अभिचारिक-यागः  || abhicharika yaga (a [[yaga]] performed to cause harm to an intended person) to procure a son to kill Indra. The ऋत्विज्  || rtvijas were to utter the mantra "इन्द्रशत्रुर्वर्धस्व" with अन्त-उदात्तः ॥ Anta-Udatta or Udatta svara in the end of the mantra (to mean, Prosper Oh ! Enemy of Indra). Instead, they used the आद्य-उदात्तः ॥ Adya Udatta svara in the beginning of the mantra (meaning, Oh! Indra, one who has enemies, Prosper).So, instead of asking for the rise and prosperity of a son to take revenge on Indra, the Rtvijas asked for the prosperity and glory of Indra who destroyed असुर  || Asuras. Thus, वृत्रासुर  '''||''' Vrttrasura, the son of Tvasta was born, an enemy of Indra, but eventually Indra was rewarded with glory in killing Vrttrasura.</blockquote>Shiksha literature is very widely available based on the different शाखा || shakhas (divisions) of different vedas. They are पाणिनीयशिक्षा || Panineeya Shiksha, व्यासशिक्षा || Vyasashiksha, भारद्वाजशिक्षा || Bharadvaja shiksha, याज्ञवलक्यशिक्षा || Yajnavalkya Shiksha, पराशरशिक्षा || Parashara shiksha, वासिष्टीशिक्षा || Vasishtee shiksha, कात्यायनीशिक्षा || Katyayanee shiksha, माध्यन्दिनीशिक्षा || Madhyandinee shiksha, केशवीशिक्षा || Keshavee shiksha, अमोघानन्दिनीशिक्षा || Amoghanandinee shiksha, माण्डव्यशिक्षा || Mandavya shiksha, मल्लशर्मशिक्षा || Mallasharma shiksha, स्वराकुशशिक्षा || Svarakusha shiksha, षोडशशिक्षा || Shodasha shiksha, नारदीयशिक्षा || Naradeeya shiksha, माण्डुकीयशिक्षा || Mandukeeya shiksha, स्वरभक्तिलक्षणशिक्षा || Svarabhaktilakshana,  अवसाननिर्णयशिक्षा || Avasananirnaya shiksha, वर्णरत्नप्रदीपिका शिक्षा || Varnaratna pradeepika shiksha among many others.

=== कल्पः ॥ Kalpa ===

=== कल्पः ॥ Kalpa ===

[[Manu Smriti|Manusmriti]] (3.147)<ref>Manusmriti [https://sa.wikisource.org/wiki/%E0%A4%AE%E0%A4%A8%E0%A5%81%E0%A4%B8%E0%A5%8D%E0%A4%AE%E0%A5%83%E0%A4%A4%E0%A4%BF%E0%A4%83/%E0%A4%A4%E0%A5%83%E0%A4%A4%E0%A5%80%E0%A4%AF%E0%A5%8B%E0%A4%A7%E0%A5%8D%E0%A4%AF%E0%A4%BE%E0%A4%AF%E0%A4%83 (3.147)]</ref> defines Kalpa as एष वै प्रथमः कल्पः प्रदाने हव्यकव्ययोः । eṣa vai prathamaḥ kalpaḥ pradāne havyakavyayoḥ । as विधिः । Vidhi to follow in the offering of हव्यकव्य ॥ havyakavyas (yajna vidhis).   

* [[Manu Smriti|Manusmriti]] (3.147)<ref>Manusmriti [https://sa.wikisource.org/wiki/%E0%A4%AE%E0%A4%A8%E0%A5%81%E0%A4%B8%E0%A5%8D%E0%A4%AE%E0%A5%83%E0%A4%A4%E0%A4%BF%E0%A4%83/%E0%A4%A4%E0%A5%83%E0%A4%A4%E0%A5%80%E0%A4%AF%E0%A5%8B%E0%A4%A7%E0%A5%8D%E0%A4%AF%E0%A4%BE%E0%A4%AF%E0%A4%83 (3.147)]</ref> defines Kalpa as एष वै प्रथमः कल्पः प्रदाने हव्यकव्ययोः । eṣa vai prathamaḥ kalpaḥ pradāne havyakavyayoḥ ।  

as विधिः । Vidhi to follow in the offering of हव्यकव्य ॥ havyakavyas (yajna vidhis).

* कल्प्यते विधीयते | kalpyate vidhīyate | (Shabdakalpadruma) defines kalpa as vidhis (for yagnas)  

* वैदिकविधानज्ञापकेशास्त्रभेदे स चाश्वलायनापस्तम्बबौधायनकात्यायनादि-सूत्रात्मकः। vaidikavidhānajñāpakeśāstrabhede sa cāśvalāyanāpastambabaudhāyanakātyāyanādi-sūtrātmakaḥ (Vachaspatyam)<ref>Vachaspatyam [https://sa.wiktionary.org/wiki/%E0%A4%95%E0%A4%B2%E0%A5%8D%E0%A4%AA#%E0%A4%B5%E0%A4%BE%E0%A4%9A%E0%A4%B8%E0%A5%8D%E0%A4%AA%E0%A4%A4%E0%A5%8D%E0%A4%AF%E0%A4%AE%E0%A5%8D Link for Kalpa Definition]</ref> Kalpa is defined as the (set of) sutras defining the vaidika vidhanas (vedic rituals) as given by Asvalayana, Apastamba, Baudhayana, Katyayana among others.   

 

वैदिकविधानज्ञापकेशास्त्रभेदे स चाश्वलायनापस्तम्बबौधायनकात्यायनादि-सूत्रात्मकः। vaidikavidhānajñāpakeśāstrabhede sa cāśvalāyanāpastambabaudhāyanakātyāyanādi-sūtrātmakaḥ। |(Vachaspatyam)<ref>Vachaspatyam [https://sa.wiktionary.org/wiki/%E0%A4%95%E0%A4%B2%E0%A5%8D%E0%A4%AA#%E0%A4%B5%E0%A4%BE%E0%A4%9A%E0%A4%B8%E0%A5%8D%E0%A4%AA%E0%A4%A4%E0%A5%8D%E0%A4%AF%E0%A4%AE%E0%A5%8D Link for Kalpa Definition]</ref> Kalpa is defined as the (set of) sutras defining the vaidika vidhanas (vedic rituals) as given by Asvalayana, Apastamba, Baudhayana, Katyayana among others.   

The origin of कल्पः ॥ Kalpa was for the organization of all the extensive rituals described in Vedas (वैदिक कर्मकाण्ड || Vaidika Karmakanda).   

The origin of कल्पः ॥ Kalpa was for the organization of all the extensive rituals described in Vedas (वैदिक कर्मकाण्ड || Vaidika Karmakanda).   

As given by Vishnumitra, "कल्पो वेदविहितानां कर्मणामानुपूर्व्येण कल्पनाशास्त्रम्" kalpo vedavihitānāṃ karmaṇāmānupūrvyeṇa kalpanāśāstram | -  "Kalpa sastra is a guideline for all the actions laid down in Veda (such as yajnas and yagas)".

As given by Vishnumitra,   <blockquote>कल्पो वेदविहितानां कर्मणामानुपूर्व्येण कल्पनाशास्त्रम् | kalpo vedavihitānāṃ karmaṇāmānupūrvyeṇa kalpanāśāstram |</blockquote>Kalpa shastra is a guideline for all the actions laid down in Veda (such as yajnas and yagas).

There are 4 types of Kalpa sutras

There are 4 types of Kalpa sutras

# '''धर्म सूत्र || Dharma sutras''' - extensively gives the धार्मिक || dharmika rules for general people and the rulers

# '''धर्म सूत्र || Dharma sutras''' - extensively gives the धार्मिक || dharmika rules for general people and the rulers

# '''गृह्य सूत्र || Grhya sutras''' - explains the यज्ञ || yajnas to be followed by the ब्राह्मण || brahmana, क्षत्रिय || kshatriya and वैश्य || vaishyas

# '''गृह्य सूत्र || Grhya sutras''' - explains the यज्ञ || yajnas to be followed by the ब्राह्मण || brahmana, क्षत्रिय || kshatriya and वैश्य || vaishyas

# शुल्ब '''सूत्र || Shulba sutras''' - शास्त्र || Shastra for measurements, includes the रेखागणितम् || rekhaganit (geometrical principles) laid down for vedic constructions.

# '''शुल्ब सूत्र || Shulba sutras''' - शास्त्र || Shastra for measurements, includes the रेखागणितम् || rekhaganita (geometrical principles) laid down for vedic constructions.

==== '''श्रौत सूत्र ||''' '''Srauta Sutras''' ====

==== '''श्रौत सूत्र ||''' '''Shrauta Sutras''' ====

vividly describe the procedures for दर्शपोउर्नमास यज्ञ || Darshapournamaasa yagna and other यज्ञ || yagnas such as अग्निहोत्रं || Agnihotram, पशुययज्ञ || Pashuyagam, and सोमयज्ञ् || Somayagam among others as set forth in Shruti literature. Thus, it can be said that in श्रौत सूत्र || Srauta Sutras the explanations given in different वैदिक ब्राह्मण || Vaidika Braahamanas regarding श्रौताग्नि यज्ञ || Srautagni yagaas are dealt with in an orderly manner.

The श्रौत सूत्र || Shrauta Sutras vividly describe the procedures for दर्शपौर्णमास यज्ञ || Darshapournamasa yajna and other यज्ञ || yajnas such as अग्निहोत्र || Agnihotra, पशुयज्ञ || Pashuyajna, and सोमयज्ञ || Somayajna among others as set forth in Shruti literature. Thus, it can be said that in Shrauta Sutras the explanations given in different वैदिक ब्राह्मण || Vaidika Brahamanas regarding श्रौताग्नि यज्ञ || Shrautagni yajnas are dealt with in an orderly manner.

Of the available Srauta sutras the important ones are - अश्वलयन || Ashvalayana, शाखायन || Shaakhayana , मानव || Maanava , बौधायन || Boudhayana, आपस्तम्भ || Aapasthamba, हिरन्यकेषि || Hiranyakeshi, जैमिनीय || Jaimineeya, कात्यायन || Kaatyayana, वैतान || Vaitaana, लात्यायन || Laatyayana, द्राह्यान || Draahyaana श्रौत सूत्र || Srauta sutras.

Of the available Shrauta sutras the important ones are - अश्वलयन || Ashvalayana, शाङ्खायन || Shankhayana , मानव || Manava , बौधायन || Baudhayana, आपस्तम्भ || Aapastambha, हिरण्यकेषिन् || Hiranyakeshi, जैमिनीय || Jaimineeya, कात्यायन || Katyayana, वैतान || Vaitana, लात्यायन || Latyayana, द्राह्यायन || Drahyayana Shrauta sutras.

==== '''धर्म सूत्र ||''' '''Dharma Sutras''' ====

==== '''धर्म सूत्र ||''' '''Dharma Sutras''' ====