tathā hi yasya yasya deśāntaraprāptirupalabhyate, tasya svopādānakāraṇadeśaparihāreṇa jātiḥ, yathā jvālāder deśāntaraṃ prāpnuvataḥ, deśāntaraprāptiś ca raveriti svabhāvahetuḥ
For whenever movement to another place is observed, it is [actually] origination in a place different from its material cause - as in the case of flames etc. moving to another place; and the sun [too] reaches another place - thus this is a natural reason [for inference].