Yōga Sūtra 1.12

अभ्यासवैराग्याभ्यां तन्निरोधः।

abhyāsavairāgyābhyāṁ tannirōdhaḥ।

[अभ्यास वैराग्याभ्यां तन्निरोधः।
abhyāsa = practice; vairāgyābhyāṁ = and with dispassion; tannirōdhaḥ = its restraint;]

With practice and dispassion one can restrain them (activities).

Two important tools to restrain Chitta (consciousness) from assuming the form of activity are dispassion and practice.