ENTERTAINMENT OF ANGELS. (Gen 18:1-8) the Lord appeared--another manifestation of the divine presence, more familiar than any yet narrated; and more like that in the fulness of time, when the Word was made flesh. plains of Mamre--rather, terebinth or oak of Mamre; a tall-spreading tree or grove of trees. sat in the tent door--The tent itself being too close and sultry at noon, the shaded open front is usually resorted to for the air that may be stirring.