Abraham and the Lord
Then Yahweh appeared to him by the oaks of Mamre, while he was sitting at the tent door in the heat of the day. 2 And he lifted up his eyes and looked, and behold, three men were standing nearby; he saw, and he ran from the tent door to meet them, and he bowed himself to the earth, 3 and he said, “My Lord, if now I have found favor in Your sight, please do not pass Your servant by. 4 Please let a little water be brought and wash your feet, and rest yourselves under the tree;
LSB, Genesis 18:1-4
Koran Contradiction 