2. Under this writ the sheriff is bound to sell the property in his hands, and he cannot return a second time, that he can get no buyers. Cowp. 406; and see 2 Saund. 47, 1. 2 Chit. Rep. 390; Com. Dig. Execution, C 8; Grab. Pr. 359; 8 Bouv. Inst. n. 3395.