tāni sarvāṇi saṃyamya yukta āsīta matparaḥ
vaśe hi yasyendriyāṇi tasya prajñā pratiṣṭhitā

Having restrained them all, he should sit steadfast, intent on Me; his Wisdom is steady, whose senses are under control.

tāni = those senses; sarvāṇi = all; saṃyamya = keeping under control; yuktaḥ = engaged; āsīta = should be situated; matparaḥ = in relationship with Me; vaśe = in full subjugation; hi = certainly; yasya = one whose; indriyāṇi = senses; tasya = his; prajñā = consciousness; pratiṣṭhitā = fixed.;