Hebrews 13:2

Hospitality is not only a sacred duty (Be not forgetful to entertain strangers); it carries within it the promise of glorious surprises (for thereby some have entertained angels unawares).

It had started out as just another ordinary day for Abraham. Suddenly three men appeared before him as he sat by the door of his tent. The patriarch reacted in the typical middle-eastern manner - he washed their feet, arranged a cool resting place for them under a tree, went out to the herd for a...