New Living Translation“The firstborn of every mother, whether human or animal, that is offered to the LORD will be yours. But you must always redeem your firstborn sons and the firstborn of ceremonially unclean animals.
American Standard VersionEverything that openeth the womb, of all flesh which they offer unto Jehovah, both of man and beast shall be thine: nevertheless the first-born of man shalt thou surely redeem, and the firstling of unclean beasts shalt thou redeem.
Berean Study BibleThe firstborn of every womb, whether man or beast, that is offered to the LORD belongs to you. But you must surely redeem every firstborn son and every firstborn male of unclean animals.
Douay-Rheims BibleWhatsoever is firstborn of all flesh, which they offer to the Lord, whether it be of men, or of beasts, shall belong to thee: only for the firstborn of man thou shalt take a price, and every beast that is unclean thou shalt cause to be redeemed,
English Revised VersionEvery thing that openeth the womb, of all flesh which they offer unto the LORD, both of man and beast, shall be thine: nevertheless the firstborn of man shalt thou surely redeem, and the firstling of unclean beasts shalt thou redeem.
King James BibleEvery thing that openeth the matrix in all flesh, which they bring unto the LORD,
whether it be of men or beasts, shall be thine: nevertheless the firstborn of man shalt thou surely redeem, and the firstling of unclean beasts shalt thou redeem.
World English BibleEverything that opens the womb, of all flesh which they offer to Yahweh, both of man and animal shall be yours: nevertheless you shall surely redeem the firstborn of man, and you shall redeem the firstborn of unclean animals.
Young's Literal Translation every one opening a womb of all flesh which they bring near to Jehovah, among man and among beast, is thine; only, thou dost certainly ransom the first-born of man, and the firstling of the unclean beast thou dost ransom.
Numbers 18:15 Additional Translations ... 
