Numbers 8:16-18 Tree of Life Version (TLV)
16 For they are the ones from among Bnei-Yisrael given to Me in place of all the first from the wombs of Bnei-Yisrael. I have taken them for Myself.
17 “For every firstborn among Bnei-Yisrael is Mine, whether human or animal. On the day I struck down the firstborn of the land of Egypt, I sanctified them for Myself. [a] 18 So I am taking the Levites in place of the firstborn of Bnei-Yisrael,