Bhagavad Gita 6.3

आरुरुक्षोर्मुनेर्योगं कर्म कारणमुच्यते।योगारूढस्य तस्यैव शमः कारणमुच्यते ॥६.३॥

ārurukṣormuneryogaṃ karma kāraṇamucyateyogārūḍhasya tasyaiva śamaḥ kāraṇamucyate

For a sage who wishes to attain to Yoga, action is said to be the means; for the same sage who has attained Yoga, inaction is said to be the means.

गीता