#oaks

See how you translated "oak" in [[:en:bible:notes:gen:12:06|12:6]].

#Mamre

This was the name of the man who owned the oak trees.

#in the tent doorway

"at the opening of the tent" or "at the entrance of the tent"

#heat of the day

"hottest time of day"

#He looked up and, behold, he saw three men standing

"He looked up and saw, and behold, three men were standing"

#behold

The word "behold" here shows us that what follows was surprising to Abraham. AT: "suddenly."

#across from him

"nearby" or "there." They were near him, but far enough away for him to run to them.

#bowed

This means to bend over to humbly express respect and honor toward someone.