Parallel
Numbers 8:18
Swete's Septuagint · Berean Standard Bible
καὶ ἔλαβον τοὺς Λευείτας ἀντὶ παντὸς πρωτοτόκου ἐν υἱοῖς Ἰσραὴλ.
But I have taken the Levites in place of all the firstborn among the sons of Israel.