'Twelve' in the Bible

And the twelve called the multitude of the disciples unto them, and said, It is not fit that we should forsake the word of God, and serve tables.

And he gave him the covenant of circumcision: and so Abraham begat Isaac, and circumcised him the eighth day; and Isaac begat Jacob, and Jacob the twelve patriarchs.

And they were in all about twelve men.

Seeing that thou canst take knowledge that it is not more than twelve days since I went up to worship at Jerusalem:

unto which promise our twelve tribes, earnestly serving God night and day, hope to attain. And concerning this hope I am accused by the Jews, O king!