“When, in 1863, they encamped in the Ghor [the Jordan Valley], just before their raid on the plain of Esdraelon, their tents, like the Midianites’, covered the ground for miles, far as the eye could reach from the Mount of Beisan, and in a week there was not a green blade to be seen, where before the arrival of these locusts one stood knee-deep in the rank herbage.”