Brahma Sūtra 3.4.27
Śaṅkara
Advaita Vedānta
Sūtra
शमदमाद्युपेतः स्यात्तथाऽपि तु तद्विधेस्तदङ्गतया तेषामवश्यानुष्ठेयत्वात्
śamadamādyupetaḥ syāttathā'pi tu tadvidhestadaṅgatayā teṣāmavaśyānuṣṭheyatvāt
Sūtra translation
But all the same he (who is desirous of know- ledge) must be possessed of calmness, subjection of the senses, &c., since those (states) are enjoined as auxiliaries to that (viz. knowledge), and must (on that account) necessarily be accomplished.
Perhaps somebody might think that we have no right to look upon sacrifices and the like as means of knowledge because there is no
Rāmānuja
Viśiṣṭādvaita Vedānta
Sūtra
शमदमाद्युपेतः स्यात्तथापि तु तद्विधेस्तदङ्गतया तेषामप्यवश्यानुष्ठेयत्वात्
śamadamādyupetaḥ syāttathāpi tu tadvidhestadaṅgatayā teṣāmapyavaśyānuṣṭheyatvāt
Sūtra translation
But all the same he must be possessed of calmness, subjection of the senses, &c., since those are enjoined as auxiliaries to that, and must necessarily be accomplished.
The question is whether the householder also must practise calmness and so on, or not. The Pûrvapakshin says he must not, since the performance
Madhva
Dvaita Vedānta
Sūtra
शमदमाद्युपेतः स्यात्तथापि तु तद्विधेस्तदङ्गतया तेषामवश्यानुष्ठेयत्वात्
śamadamādyupetaḥ syāttathāpi tu tadvidhestadaṅgatayā teṣāmavaśyānuṣṭheyatvāt
Sūtra translation
Notwithstanding, the wise man shall be possessed of devotional tranquillity, control of senses, etc., on account of these being specially enjoined upon him (the wise), and on account of their being the came of enhancing the effect of knowledge and, as such, being fit to be necessarily observed.
Though release is ensured to be the invariable effect of wisdom alone, yet the wise should possess the devo- tional calmness, control over senses,