Seven Pillars of Wisdom by T.E. Lawrence

We feasted on the first day once, on the second twice, on the third twice; at Isawiya: and then, on May the thirtieth, we saddled and rode easily for three hours, past an old sanded lava-field to a valley in which seven-foot wells of the usual brackish water lay all about us.

The Abu Tayi struck camp when we struck, and journeyed at our side, and camped around us: so to-day for the first time I was spectator from the midst of an Arab tribe, and actor in the routine of its march.