Malachi 2:7
7 For mthe lips of a priest should guard knowledge, and people1 should seek instruction from his mouth, for he is the messenger of the Lord of hosts.
Malachi 3:1
1 g“Behold, I send hmy messenger, and ihe will prepare the way before me. And the Lord jwhom you seek will suddenly come to his temple; and kthe messenger of the covenant in whom you delight, behold, he is coming, says the Lord of hosts.