Genesis 18:2
And he lift up his eyes and looked, and, see, three men stood by him: and when he saw them, he ran to meet them from the tent door, and bowed himself toward the ground,
Nave's Topical Index—AKJV

Genesis 22:11-18
And the angel of the LORD called to him out of heaven, and said, Abraham, Abraham: and he said, Here am I.
Nave's Topical Index—AKJV