Revākhaṇḍa ascribed to the Vāyupurāṇa (RKV) 55.15

55.15

prakṣipya tāni cāsthīni yatra dīrghatapā yayau /
sakuṭumbo vimānasthaḥ svargatas tvaṃ tathā kuru //

Having thrown those bones [into the water] where Dīrghatapas went, / seated in a celestial chariot along with his family, gone to heaven, you must do likewise.”