Deuteronomy 21:5

Overview - Deuteronomy 21
The expiation of an uncertain murder.
10 The usage of a captive taken to wife.
15 The first-born is not to be disinherited upon private affection.
18 A rebellious son is to be stoned to death.
22 The malefactor must not hang all night on a tree.
Treasury of Scripture Knowledge

Deuteronomy 21:5  (King James Version)
And the priests the sons of Levi shall come near; for them the LORD thy God hath chosen to minister unto him, and to bless in the name of the LORD; and by their word shall every controversy and every stroke be tried:

for them
10:8 18:5 Numbers 6:22-27 ; 1 Chronicles 23:13

by their word
17:8-12 Malachi 2:7

Hebrew mouth.