Digha Nikaya 1:1438
SUJATOEtena upāyena pañcahi yugasatehi bhagavato sarīraṁ veṭhetvā āyasāya teladoṇiyā pakkhipitvā aññissā āyasāya doṇiyā paṭikujjitvā sabbagandhānaṁ citakaṁ karitvā bhagavato sarīraṁ citakaṁ āropesuṁ.
and placed it in an iron casket filled with oil. Then, having built a funeral pyre out of all kinds of aromatics, they lifted the corpse on to the pyre.