Hebrews 7:5

Weymouth NT

And those of the descendants of Levi who receive the priesthood are authorized by the Law to take tithes from the people, that is, from their brethren, though these have sprung from Abraham.

Cross References

Hebrews 5:4

And no one takes this honourable office upon himself, but only accepts it when called to it by God, as Aaron was.

Hebrews 7:10

for Levi was yet in the loins of his forefather when Melchizedek met Abraham.