Altar: see discussion at 8.20.

Called upon the name of the LORD: see 4.26; 21.33.

Pitched his tent is the use of a part to represent the whole. It means that Isaac set up his camp there. See Good News Translation.

And there Isaac’s servants dug a well: there refers to the area of Beersheba. Therefore we may say, for example, “Isaac’s servants dug a well at Beersheba.”

Quoted with permission from Reyburn, William D. and Fry, Euan McG. A Handbook on Genesis. (UBS Helps for Translators). New York: UBS, 1997. For this and other handbooks for translators see here .