Haggai 2:11
Thus said Jehovah of Hosts: 'Ask, I pray thee, the priests of the law, saying:
Leviticus 10:10-11
so as to make a separation between the holy and the common, and between the unclean and the pure;
Malachi 2:7
For the lips of a priest preserve knowledge, And law they do seek from his mouth, For a messenger of Jehovah of Hosts he is.
Deuteronomy 17:8-11
When anything is too hard for thee for judgment, between blood and blood, between plea and plea, and between stroke and stroke -- matters of strife within thy gates -- then thou hast risen, and gone up unto the place on which Jehovah thy God doth fix,
Deuteronomy 33:10
They teach Thy judgments to Jacob, And Thy law to Israel; They put perfume in Thy nose, And whole burnt-offering on Thine altar.
Ezekiel 44:23-24
'And My people they direct between holy and common, and between unclean and clean they cause them to discern.
Titus 1:9
holding -- according to the teaching -- to the stedfast word, that he may be able also to exhort in the sound teaching, and the gainsayers to convict;