Genesis 18:4

4 Please let a little water be brought and ^awash your feet, and ¹rest yourselves under the tree;

Genesis 19:2

2 And he said, “Now behold, my lords, please turn aside into your servant’s house, and spend the night, and wash your feet; then you may rise early and go on your way.” They said however, “No, but we shall spend the night in the square.”