So the angel of the LORD told her, “Return to your mistress and submit to her authority.”
Here is the first mention we have in scripture of an angel's appearance. Hagar was a type of the law, which was given by the disposition of angels; but the world to come is not put in subjection to them, Heb 2:5. Observe, I. How the angel arrested her in her flight, Heb 2:7.
Commenting on Genesis 16:7-9
And the angel of the Lord said unto her,.... The same angel; though Jarchi thinks that one angel after another was sent, and that at every speech there was a fresh angel; and because this phrase is repeated again and again, some of the Rabbins have fancied there were four angels (r), and others five, but without any reason: return to thy mistress, and submit...
And the angel of the LORD said unto her, Return to thy mistress, and submit thyself under her hands. (e) God rejects no estate of people in their misery, but sends them comfort.