Shankaracharya's commentary, trans. Alladi Mahadeva Sastry (1897)
[1]He who perceives inaction in action, and action in inaction, he is wise among men; he is a Yogi, a doer of all works.
BG 4.18
कर्मण्यकर्म यः पश्येदकर्मणि च कर्म यः । स बुद्धिमान्मनुष्येषु स युक्तः कृत्स्नकर्मकृत् ॥
karmaṇy akarma yaḥ paśyed akarmaṇi ca karma yaḥ | sa buddhimān manuṣyeṣu sa yuktaḥ kṛtsna-karma-kṛt ||
"Seeing inaction in action, action in inaction — that one is wise, a yogi, a complete doer of all actions."
5 translations · all pre-1928 or released to public domain · sources
He who perceives inaction in action, and action in inaction, he is wise among men; he is a Yogi, a doer of all works.
He who sees inaction in action, and action in inaction, he is wise among men; he is a Yogi, and a performer of all actions.
He who perceives that inaction is action and action is inaction is wise among men; he is a devotee, and has done all his work.
Who sees the Inaction that is in Action, And Action in Inaction — he is wise; And he hath all acts, for he hath all desires, He is a Yogi, and a doer of all deeds.
He who sees inaction in action, and action in inaction, is wise among men; he is a devotee, and a performer of all works.