'Twelve' in the Bible

The children of Pahath-moab, of the children of Jeshua and Joab, two thousand, eight hundred and twelve.

The children of Jorah, a hundred and twelve.

And they gave as offerings at the opening of this house of God a hundred oxen, two hundred sheep, four hundred lambs; and for a sin-offering for all Israel, twelve he-goats, being the number of the tribes of Israel.

So I put on one side twelve of the chiefs of the priests, Sherebiah, Hashabiah, and ten of their brothers with them,

And those who had been prisoners, who had come back from a strange land, made burned offerings to the God of Israel, twelve oxen for all Israel, ninety-six male sheep, seventy-seven lambs, twelve he-goats for a sin-offering: all this was a burned offering to the Lord.