'Debtors' in the Bible

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

'Or those eighteen, on whom the tower in Siloam fell, and killed them; think ye that these became debtors beyond all men who are dwelling in Jerusalem?

I know what I will do, so that when I am removed from the management, people [who are my master’s debtors] will welcome me into their homes.’

So he called every one of his lord's debtors unto him, and said unto the first, How much owest thou unto my lord?