आरुरुक्षोर्मुनेर्योगं कर्म कारणमुच्यते। योगारूढस्य तस्यैव शमः कारणमुच्यते
ārurukṣhor muner yogaṁ karma kāraṇam uchyate yogārūḍhasya tasyaiva śhamaḥ kāraṇam uchyate
For the sage who seeks the heights of spiritual meditation, practice is the only method, and when they have attained it, they must maintain themselves there through continual self-control.
Translated by Shri Purohit Swami
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.
Translated by Swami Sivananda
Word meanings (from the gita/gita dataset)
ārurukṣhoḥ—a beginner; muneḥ—of a sage; yogam—Yog; karma—working without attachment; kāraṇam—the cause; uchyate—is said; yoga ārūḍhasya—of those who are elevated in Yog; tasya—their; eva—certainly; śhamaḥ—meditation; kāraṇam—the cause; uchyate—is said