Kaushitakagrihyasutra 5.1.7

5.1.7

teṣvenaṃ gārhapatyasya paścāddakṣiṇāśirasaṃ nipātyāntareṇa gārhapatyāhavanīyāvevaṃ gārhapatya ājyaṃ bilāpyotpūya sruci caturgṛhītaṃ gṛhītvānvārabdhe preta āhavanīye juhoti pareyivāṃsamityetayarcā \7\

Having laid him down on them behind the gārhapatya fire with his head to the south, between the gārhapatya and āhavanīya fires, having thus melted clarified butter over the gārhapatya fire and purified it, having taken four ladlings in the sacrificial ladle, while the deceased is held in contact [by his relation], he offers into the āhavanīya fire with the verse: "Him who has departed..."