The Scofield Bible Commentary, by Cyrus Ingerson Scofield, [1917], at sacred-texts.com
Genesis 18:1
gen 18:1
tent
Compare (Gen 19:1).
For significance of Abraham's tent, (Heb 11:9); (Heb 11:10).
Genesis 18:23
gen 18:23
near
Communion vs. (Gen 18:23); and intercession go together.