Numbers 3:41

3:41 You shall take the Levites for me (I am Yahweh) instead of all the firstborn among the children of Israel; and the cattle of the Levites instead of all the firstborn among the cattle of the children of Israel."
-World English Bible

Other Translation

3:41 And thou shalt take the Levites for me (I [am] the LORD) instead of all the firstborn among the children of Israel; and the cattle of the Levites instead of all the firstlings among the cattle of the children of Israel.
-King James Version