GOD'S WORD® Translation
The LORD appeared to Abraham by the oak trees belonging to Mamre as he was sitting at the entrance of his tent during the hottest part of the day.

American Standard Version
And Jehovah appeared unto him by the oaks of Mamre, as he sat in the tent door in the heat of the day;

Berean Study Bible
Then the LORD appeared to Abraham by the Oaks of Mamre in the heat of the day, while he was sitting at the entrance of his tent.

Douay-Rheims Bible
And the Lord appeared to him in the vale of Mambre as he was sitting at the door of his tent, in the very heat of the day.

English Revised Version
And the LORD appeared unto him by the oaks of Mamre, as he sat in the tent door in the heat of the day;

King James Bible
And the LORD appeared unto him in the plains of Mamre: and he sat in the tent door in the heat of the day;

World English Bible
Yahweh appeared to him by the oaks of Mamre, as he sat in the tent door in the heat of the day.

Young's Literal Translation
And Jehovah appeareth unto him among the oaks of Mamre, and he is sitting at the opening of the tent, about the heat of the day;

Genesis 18:1 Additional Translations ...