Trường Bộ Kinh (Digha Nikaya) 1:1120
SUJATOSantānanda, khattiyapaṇḍitāpi brāhmaṇapaṇḍitāpi gahapatipaṇḍitāpi tathāgate abhippasannā, te tathāgatassa sarīrapūjaṁ karissantī”ti.
There are astute aristocrats, brahmins, and householders who are devoted to the Realized One. They will perform the rites for venerating the Realized One’s corpse.”