History of Dharmashastra (Ancient and Mediaeval Religious and Civil Law in India) v3.c51.33

v3.c51.33

Then follows Pravargya and after that Upasad or the Upasad may precede Pravargya (Āp. XI. 2. 5, Sat. VII. 4. p. 662). Both are done twice, in the morning and then in the afternoon, for at least three days (2nd, 3rd and 4th) if soma is to be pressed on the 5th, but if soma is to be pressed on the 7th or any later day (from the beginning) then there will be more Pravargyas and Upasads.²⁵⁵⁵ The same barhis, prastara and paridhis employed in the ātithyā are used in the upasads and in the rite of Agniṣomīya paśu.