Numbers 1:3

1:3 You and Aaron are to number all in Israel who can serve in the army, those who are twenty years old or older, by their divisions.

Numbers 1:45

1:45 All the Israelites who were twenty years old or older, who could serve in Israel’s army, were numbered according to their families.

Numbers 18:21

18:21 See, I have given the Levites all the tithes in Israel for an inheritance, for their service which they perform – the service of the tent of meeting.

Numbers 21:1

Victory at Hormah

21:1 When the Canaanite king of Arad who lived in the Negev heard that Israel was approaching along the road to Atharim, he fought against Israel and took some of them prisoner.

Numbers 23:21

23:21 He has not looked on iniquity in Jacob,

nor has he seen trouble in Israel.

The Lord their God is with them;

his acclamation as king is among them.

Numbers 23:23

23:23 For there is no spell against Jacob,

nor is there any divination against Israel.

At this time it must be said of Jacob

and of Israel, ‘Look at what God has done!’

Numbers 26:2

26:2 “Take a census of the whole community of Israelites, from twenty years old and upward, by their clans, everyone who can serve in the army of Israel.”

Numbers 32:13

32:13 So the Lord’s anger was kindled against the Israelites, and he made them wander in the wilderness for forty years, until all that generation that had done wickedly before the Lord was finished.