Shiva Purana
ततश्शिवानले देवं समभ्यर्च्य यथाविधि ॥ हुताहुतित्रयं शिष्यमुपवेश्य यथा पुरा ॥ ४० ॥
Thereafter he worshiped Lord Śiva in the fire in accordance with tradition After offering three kinds of oblations to the disciple, he sat down as before.
english translation
tatazzivAnale devaM samabhyarcya yathAvidhi ॥ hutAhutitrayaM ziSyamupavezya yathA purA ॥ 40 ॥
hk transliteration by Sanscript