Exodus 28:21

21There shall be twelve stones with their names according to the names of the sons of Israel. They shall be like signets, each engraved with its name, for the twelve tribes.

Leviticus 24:5

Bread for the Tabernacle

5“You shall take fine flour and bake twelve aloaves from it; two tenths of an ephah
An  ephah was about 3/5 bushel or 22 liters
shall be in each loaf.

Numbers 17:2

2 cSpeak to the people of Israel, and get from them staffs, one for each fathershouse, from all their chiefs according to their fathershouses, twelve staffs. Write each man’s name on his staff,

Joshua 4:2-3

2 dTake twelve men from the people, from each tribe a man, 3and command them, saying, ‘Take etwelve stones from here out of the midst of the Jordan, from the very place fwhere the priestsfeet stood firmly, and bring them over with you and lay them down in gthe place where you lodge tonight.’”

Joshua 4:8-9

8And the people of Israel did just as Joshua commanded and took up twelve stones out of the midst of the Jordan, according to the number of the tribes of the people of Israel, just as the Lord told Joshua. And they carried them over with them to the place where they lodged and laid them down
Or to rest
there.
9And Joshua set up
Or  Joshua had set up
twelve stones in the midst of the Jordan, jin the place where the feet of the priests bearing the ark of the covenant had stood; and they are there to this day.

Joshua 4:20

20And kthose twelve stones, which they took out of the Jordan, Joshua set up at Gilgal.

1 Kings 11:30

30Then Ahijah laid hold of the new garment that was on him, land tore it into twelve pieces.

Ezra 6:17

17They offered at the dedication of this house of God 100 bulls, 200 rams, 400 lambs, and as a sin offering for all Israel m12 male goats, according to the number of the tribes of Israel.
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