'Twelve' in the Bible

And, behold, a woman, which was diseased with an issue of blood twelve years, came behind him, and touched the hem of his garment:

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

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 commanded them, saying, Go not into the way of the Gentiles, and into any city of the Samaritans enter ye not:

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

And they did all eat, and were filled: and they took up of the fragments that remained twelve baskets full.

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

And Jesus going up to Jerusalem took the twelve disciples apart in the way, and said unto them,

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

Now when the even was come, he sat down with the twelve.

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 priests and elders of the people.

Thinkest thou that I cannot now pray to my Father, and he shall presently give me more than twelve legions of angels?