Judges 13:21
But the angel of the LORD did no more appear to Manoah and to his wife. Then Manoah knew that he was an angel of the LORD.
Judges 6:22
And when Gideon perceived that he was an angel of the LORD, Gideon said, Alas, O Lord GOD! for I have seen an angel of the LORD face to face.
Judges 13:16
And the angel of the LORD said unto Manoah, Though you detain me, I will not eat of your food: and if you will offer a burnt offering, you must offer it unto the LORD. For Manoah knew not that he was an angel of the LORD.
Hosea 12:4-5
Yea, he had power over the angel, and prevailed: he wept, and made supplication unto him: he found him in Bethel, and there he spoke with us;