And he said, My Lord He addressed himself to one of the three, who seemed to have the pre-eminence, probably because of some peculiar majesty which appeared in his countenance, or the respect which the other two paid him. Let a little water be fetched As in those hot climates people went bare-footed, or wore only sandals, washing the feet often was both customary and necessary.
Related Commentaries of Genesis 18:3
Genesis 18:3-4
3 And said, My Lord, if now I have found favour in thy sight, pass not away, I pray thee, from thy servant:
4 Let a little water, I pray you, be fetched, and wash your feet, and rest yourselves under the tree: