पूर्वं स्थितलयः कार्यः परिवर्तो विचक्षणैः । तृतीये सन्निपाते तु तस्या भाण्डग्रहो भवेत् ॥ ६४॥
Previously, the stationary rhythm should be used, and the change (Parivarta) is observed by the wise. In the third Sannipāta, the vessel (Bhāṇḍa) must be grasped accordingly.
english translation