Brahma Sūtra 3.4.20
Śaṅkara
Advaita Vedānta
Sūtra
विधिर्वा धारणवत्
vidhirvā dhāraṇavat
Sūtra translation
Or (the passage rather is) an injunction, as in the case of the carrying (of the firewood).
Or the passage is rather to be understood as containing an injunction, not a mere reference.—But, an objection is raised, if we assume it
Rāmānuja
Viśiṣṭādvaita Vedānta
Sūtra
विधिर्वा धारणवत्
vidhirvā dhāraṇavat
Sūtra translation
Or an injunction, as in the case of the carrying.
As the second part of the text 'Let him approach carrying the firewood below the ladle; for above he carries it for the gods'
Madhva
Dvaita Vedānta
Sūtra
विधिर्वाधारणवत्
vidhirvādhāraṇavat
Sūtra translation
Or the rule of optional discharge of duty is restricted to the wise only, as that of the study of scripture (is restricted to the twice-born only).
The text, “ In whatever way he may be (proceeding) (Bri. V. 5.1.), etc.,” may be considered an injunction. Just as the study of