The sons of Amram: Aaron and Moses. Aaron was set apart, he and his descendants forever, to consecrate the most holy things, to offer sacrifices before the LORD, to minister before him and to pronounce blessings in his name forever.
NIV
The sons of Amram: Aaron and Moses. Aaron was set apart to sanctify him as most holy and to consecrate the most holy things, that he and his sons forever might burn incense before the Lord, minister to Him, and bless in His name [and the character which that name denotes] forever.
AMP
The sons of Amram; Aaron and Moses: and Aaron was separated, that he should sanctify the most holy things, he and his sons for ever, to burn incense before the LORD, to minister unto him, and to bless in his name for ever.
KJV
Jahath was the first and Ziza the second, but Jeush and Beriah did not have many sons; so they were counted as one family with one assignment.
NIV
Jahath was chief and Zizah the second, but Jeush and Beriah had not many sons [not enough for a father's house or clan]; so they were counted together as one father's house.
AMP
And Jahath was the chief, and Zizah the second: but Jeush and Beriah had not many sons; therefore they were in one reckoning, according to their father's house.
KJV