Collection of lyrics in praise of different gods recited by the priest called Hotri. It contains 1028 suktas divided into 10 mandalas.
All of its verses except 75 being taken from RIgVeda. It was1549 or 1810 shlokas which were sung on the holy occasion of Yajnas by the Udgatri priests.
Deals with the procedure for the performance of sacrifices. It has 40 chapters and about 2000 mantras. It contains ritual as well as hymns recited by Adharvayu.
It has 20 mandals, 731 richas and 5889 Mantras. It is known as Non Aryan work. It is a collection of songs, spells and incantations for the cure of disease, the restoration of harmony and exorcism of evil spirits etc.
They are ritual texts. The sole object of the authors was to speculate on and mystify minute details of Brahmanical sacrifices. There are separate Brahmanas for each Vedas.