'Twelve' in the Bible

And behold, a woman, who had an issue of blood twelve years, came behind him, and touched the border of his garment:

And he called unto him his twelve disciples, and gave them authority over unclean spirits, to cast them out, and to heal all manner of disease and all manner of sickness.

Now the names of the twelve apostles are these: The first, Simon, who is called Peter, and Andrew his brother; James the'son of Zebedee, and John his brother;

These twelve Jesus sent forth, and charged them, saying, Go not into any way of the Gentiles, and enter not into any city of the Samaritans:

And it came to pass when Jesus had finished commanding his twelve disciples, he departed thence to teach and preach in their cities.

And they all ate, and were filled: and they took up that which remained over of the broken pieces, twelve baskets full.

And Jesus said unto them, Verily I say unto you, that ye who have followed me, in the regeneration when the Son of man shall sit on the throne of his glory, ye also shall sit upon twelve thrones, judging the twelve tribes of Israel.

And as Jesus was going up to Jerusalem, he took the twelve disciples apart, and on the way he said unto them,

Then one of the twelve, who was called Judas Iscariot, went unto the chief priests,

Now when even was come, he was sitting at meat with the twelve disciples;

And while he yet spake, lo, Judas, one of the twelve, came, and with him a great multitude with swords and staves, from the chief priest and elders of the people.

Or thinkest thou that I cannot beseech my Father, and he shall even now send me more than twelve legions of angels?