'Twelve' in the Bible

the descendants of Pahath-moab, [particularly] the descendants of Jeshua and Joab, two thousand eight hundred and twelve;

the descendants of Jorah, one hundred and twelve;

And they offered during the dedication of this house of God one hundred young bulls, two hundred young rams, four hundred lambs, and twelve male goats as a sin offering for Israel [according to] the number of the tribes of Israel.

I set apart twelve of the official priests: Sherebiah, Hashabiah, and ten of their brothers with them.

The exiles that returned from captivity offered burnt offerings to the God of Israel; twelve bulls for all Israel, ninety-six rams, seventy-seven lambs, and twelve goats as a sin offering. All was a burnt offering to Yahweh.