Su, Sū., 41, 3.1 tatra pṛthivyaptejovāyvākāśānāṃ samudāyāddravyābhinirvṛttiḥ utkarṣastvabhivyañjako bhavati idaṃ pārthivamidamāpyamidaṃ taijasamidaṃ vāyavyamidamākāśīyam iti //