He waved [it] and brought [it] near [the altar], removed a kometz and burned [it]; and the remainder was eaten by the Ko-hanim. He [first] gave her to drink and then offered her minchah-offering. R’ Shimon says: He offered her minchah-offering and then gave her to drink, as it is said (v. 26): And afterward, he shall give the woman the waters to drink. [But] if he gave her to drink and afterward offered her minchah-offering, it is valid.