Exodus 23:20 in the King James Version
Behold, I send an Angel before thee, to keep thee in the way, and to bring thee into the place which I have prepared.
Context
19 You shall bring the first of the first fruits of your ground into the house of the LORD your God. “You shall not boil a young goat in its mother’s milk.
20 “Behold, I send an angel before you, to keep you by the way, and to bring you into the place which I have prepared.
21 Pay attention to him, and listen to his voice. Don’t provoke him, for he will not pardon your disobedience, for my name is in him.