'Fifty' in the Bible

There was a certain creditor which had two debtors: the one owed five hundred pence, and the other fifty.

And he said, An hundred measures of oil. And he said unto him, Take thy bill, and sit down quickly, and write fifty.

Then said the Jews unto him, Thou art not yet fifty years old, and hast thou seen Abraham?

Simon Peter went up, and drew the net to land full of great fishes, an hundred and fifty and three: and for all there were so many, yet was not the net broken.

And after that he gave unto them judges about the space of four hundred and fifty years, until Samuel the prophet.

Many of them also which used curious arts brought their books together, and burned them before all men: and they counted the price of them, and found it fifty thousand pieces of silver.