Matthew Poole and continuators on Genesis 14:24

24 Save onely that which the young men have eaten, and the portion of the men which went with me , Aner, Eshcol, and Mamre: Let them take their portion.

For as Abram had a right to spoils, so had they, whether they joyned with him in the Battle, as it is conceived they did, or, onely abode by the stuffe, 1 Sam. 30. 24. and therefore though he might and did give away his own right, he could not give away other mens.