民数记 18:21

「凡以色列中出产的十分之一，我已赐给利未的子孙为业；因他们所办的是会幕的事，所以赐给他们为酬他们的劳。

And, behold, I have given the children of Levi all the tenth in Israel for an inheritance, for their service which they serve, even the service of the tabernacle of the congregation.