Rigveda Brāhmaṇas
The Brāhmaṇas of Rigveda are the Aitreya Brāhmaṇa, Kauṣītaki Brāhmaṇa and Sānkhyāyana Brāhmaṇa. The Vedic Scholars states that the Kauṣītaki Brāhmaṇa and Sānkhyāyana Brahmana represent for us the development of a single tradition. Scholars said there must have been a time when there existed a single text from which they were developed and divide.