Let a little water, I pray you, be fetched, and wash your feet, and rest yourselves under the tree:wash your feet. In those ancient times, shoes such as ours, were not in use; and the foot was protected only with sandals or soles, fastened round the foot with straps. It was, therefore, not only necessary from motives of cleanliness, but also a very great refreshment, in so hot a country, to get the feet washed at the end of a day's journey; and this is the first thing that Abraham proposes.
19:2 24:32 43:24 1Sa 25:41 Lu 7:44 Joh 13:5-15 1Ti 5:10
tree. Rest in the shade was the second requisite for the refreshment of a weary traveller.

Bible Gateway: Genesis Chapter 18 Verse 4 NIV ESV NKJV NLT KJV Message Amplified
Alphabetical: a all and be brought feet Let little may Please rest the then this tree under wash water you your yourselves
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