CLV(i)
4 Now, behold how eminent this one is to whom the patriarch Abraham gives a tithe also of the best of the booty."
5 And, indeed, those of the sons of Levi who obtain the priestly office have a direction to take tithes from the people according to the law, that is, their brethren even those who also have come out of the loins of Abraham."
6 Yet he who is not of their genealogy has tithed Abraham, and has blessed him who has the promises."