'Twenty' in the Bible

And Jehovah said, My spirit shall not strive with man for ever, for that he also is flesh: yet shall his days be a hundred and twenty years.

And Nahor lived nine and twenty years, and begat Terah:

And he said, Behold now, I have taken upon me to speak unto the Lord: peradventure there shall be twenty found there. And he said, I will not destroy it for the twenty's sake.

And the life of Sarah was a hundred and seven and twenty years. These were the years of the life of Sarah.

These twenty years have I been with thee; thy ewes and thy she-goats have not cast their young, and the rams of thy flocks have I not eaten.

These twenty years have I been in thy house; I served thee fourteen years for thy two daughters, and six years for thy flock: and thou hast changed my wages ten times.

two hundred she-goats and twenty he-goats, two hundred ewes and twenty rams,

thirty milch camels and their colts, forty cows and ten bulls, twenty she-asses and ten foals.

And there passed by Midianites, merchantmen; and they drew and lifted up Joseph out of the pit, and sold Joseph to the Ishmaelites for twenty pieces of silver. And they brought Joseph into Egypt.