Numbers 25:10-26:4

The Lord spoke to Moses, saying, "Phinehas, son of Eleazar son of Aaron the priest, has turned back My wrath from the Israelites by displaying among them his passion for Me, so that I did not wipe out the Israelite people in My passion. Say, therefore, 'I grant him My pact of friendship. It shall be for him and his descendants after him a pact of priesthood for all time, because he took impassioned action for his God, thus making expiation for the Israelites.'" The name of the Israelite who was killed, the one who was killed with the Midianite woman, was Zimri son of Salu, chieftain of a Simeonite ancestral house. The name of the Midianite woman who was killed was Cozbi daughter of Zur; he was the tribal head of an ancestral house in Midian. The Lord spoke to Moses, saying, "Assail the Midianites and defeat them--for they assailed you by the trickery they practiced against you--because of the affair of Peor and because of the affair of their kinswoman Cozbi, daughter of the Midianite chieftain, who was killed at the time of the plague on account of Peor." When the plague was over, the Lord said to Moses and to Eleazar son of Aaron the priest, "Take a census of the whole Israelite community from the age of twenty years up, by their ancestral houses, all Israelites able to bear arms." So Moses and Eleazar the priest, on the steppes of Moab, at the Jordan near Jericho, gave instructions about them, namely, those from twenty years up, as the Lord had commanded Moses. The descendants of the Israelites who came out of the land of Egypt were...