Bhagavad Gita Chapter 3 Verse 21

Gita 3.21

यत्, यत् आचरति, श्रेष्ठः, तत्, तत्, एव, इतरः, जनः,
सः, यत्, प्रमाणम्, कुरुते, लोकः, तत्, अनुवर्तते।।21।।

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Gita 3.21

Yat’, yat’, aacharti, shreshthH, tat’, tat’, ev, itarH, janH,
SaH, yat’, prmaanam’, kurute, lokH, tat’, anuvartte ||21||

Translation: (ShreshthH) A great man i.e. a devotee who does sadhna[8] according to the injunctions of the scriptures (yat’, yat’) whatever (aacharti) behaves/does (itarH) other (janH) men also (tat’, tat’) same (ev) do (saH) he (yat’) whatever (prmaanam’) standards (kurute) does/sets (lokH) all the people (tat’) it (anuvartte) start acting accordingly. (21)

Bhagavad Gita Chapter 3 Verse 21

Whatever a great man, i.e. a devotee who does sadhna according to the injunctions of the scriptures does, other men also do the same. Whatever standards he sets, all the people start following it.

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