Paraskaragrihyasutra 2.3.3

2.3.3

athā 'smai sāvitrīmamanvāhottarato 'gneḥ pratyaṅmukhāyopaviṣṭāyopasannāya samīkṣamāṇāya samīkṣitāya \3\

He then recites the Sâvitrî to him, who is seated to the north of the fire, with his face to the west, sitting near the teacher, and looks (at the teacher), while (the teacher) looks at him;