Hiranyakeshigrihyasutra 2.1.6.10

2.1.6.10

evamitarānpradakṣiṇam \ yenāvapatsavitā kṣureṇa somasya rājño varuṇasya vidvān \ tena brahmāṇo vapatedamasya ūrjemaṃ rayyā varcasā saṃsṛjātha iti paścāt \ yena pūṣā bṛhaspateragnerindrasya cāyuṣevapat \ tena tehaṃ vapāmyasau \ ityuttarataḥ \ yathā jyoksumanā asat \ jyokca sūryaṃ dṛśe \ iti purastāt \10\

In the same way (he moistens, &c.) the other (sides of his head) from left to right.