Manava Dharmashastra 4.213

4.213

anarcitaṃ vṛthāmāṃsam avīrāyāś ca yoṣitaḥ
dviṣadannaṃ nagaryannaṃ patitānnam avakṣutam //

Nor (food) given without due respect, nor (that which contains) meat eaten for no sacred purpose, nor (that given) by a female who has no male (relatives), nor the food of an enemy, nor that (given) by the lord of a town, nor that (given) by outcasts, nor that on which anybody has sneezed;