Numbers 8:2

8:2 “Speak to Aaron and tell him, ‘When you set up the lamps, the seven lamps are to give light in front of the lampstand.’”

Numbers 19:14

19:14 “‘This is the law: When a man dies in a tent, anyone who comes into the tent and all who are in the tent will be ceremonially unclean seven days.

Numbers 19:16

19:16 And whoever touches the body of someone killed with a sword in the open fields, or the body of someone who died of natural causes, or a human bone, or a grave, will be unclean seven days.

Numbers 23:4

23:4 Then God met Balaam, who said to him, “I have prepared seven altars, and I have offered on each altar a bull and a ram.”

Numbers 28:24

28:24 In this manner you must offer daily throughout the seven days the food of the sacrifice made by fire as a sweet aroma to the Lord. It is to be offered in addition to the continual burnt offering and its drink offering.

Numbers 31:43

31:43 there were 337,500 sheep from the portion belonging to the community,