'Angel of God' in the Bible

And the boy's cry came to the ears of God; and the angel of God said to Hagar from heaven, Hagar, why are you weeping? have no fear, for the child's cry has come to the ears of God.

Then the angel of God, who had been before the tents of Israel, took his place at their back; and the pillar of cloud, moving from before them, came to rest at their back:

And the angel of God said to him, Take the meat and the unleavened cakes and put them down on the rock over there, draining out the soup over them. And he did so.

And God gave ear to the voice of Manoah; and the angel of God came to the woman again when she was seated in the field; but her husband Manoah was not with her.

And Achish in answer said, It is true that in my eyes you are good, like an angel of God: but still, the rulers of the Philistines have said, He is not to go up with us to the fight.

Then your servant said, May the word of my lord the king give me peace! for my lord the king is as the angel of God in his hearing of good and bad: and may the Lord your God be with you!

This he did, hoping that the face of this business might be changed: and my lord is wise, with the wisdom of the angel of God, having knowledge of everything on earth.

He has given you a false account of me: but my lord the king is like the angel of God: do then whatever seems good to you.

And you did not have a poor opinion of me because of the trouble in my flesh, or put shame on it; but you took me to your hearts as an angel of God, even as Christ Jesus.