3.43 नैसर्गिकः प्राणसम्बन्धः ॥४३॥ naisargikaḥ prāṇa-sambandhaḥ sūtra naisargikaḥ — natural, innate ; prāṇa-sambandhaḥ — (is the) connection with prāṇa The connection with prāṇa (of the bound soul) is natural (innate to embodiment).