'Twelve' in the Bible
Solomon had twelve officers over all Israel, who provided food for the king and his household: each man had to make provision for a month in the year.
Solomon had forty thousand stalls of horses for his chariots, and twelve thousand horsemen.
For he fashioned the two pillars of brass, eighteen cubits high apiece: and a line of twelve cubits encircled either of them about.
It stood on twelve oxen, three looking toward the north, and three looking toward the west, and three looking toward the south, and three looking toward the east; and the sea was set on them above, and all their hinder parts were inward.
Twelve lions stood there on the one side and on the other on the six steps: there was nothing like it made in any kingdom.
Solomon gathered together chariots and horsemen: and he had a thousand and four hundred chariots, and twelve thousand horsemen, that he bestowed in the chariot cities, and with the king at Jerusalem.
Ahijah laid hold of the new garment that was on him, and tore it in twelve pieces.
In the thirty-first year of Asa king of Judah began Omri to reign over Israel, [and reigned] twelve years: six years reigned he in Tirzah.
Elijah took twelve stones, according to the number of the tribes of the sons of Jacob, to whom the word of Yahweh came, saying, "Israel shall be your name."
So he departed there, and found Elisha the son of Shaphat, who was plowing, with twelve yoke [of oxen] before him, and he with the twelfth: and Elijah passed over to him, and cast his mantle on him.