Paraskaragrihyasutra 2.17.13

2.17.13

staraṇaśeṣaṣu sītāgoptṛbhyo baliṃ harati purastādye ta āsate sudhanvāno niṣaṅgiṇaḥ \ te tvā purastādgopāyantvapramattā anapāiyano nama eṣāṃ karomyahaṃ balimebhyo harāmīmamiti \13\

On the Kusa grass which is left over from the strewing (of grass round the fire), he offers a Bali to the protecting demons of the furrow with (the Mantra), 'They who are sitting towards the east with strong bows and quivers, may they protect thee from the east, and be vigilant and not abandon thee. To them I bring adoration, and I offer this Bali to them.'