The works of Ādi Śaṅkarācārya

Sanatsujātīyam

p. 268

p. 268

मौनाद्धि मुनिर्भवति नारण्यवसनान्मुनिः ।

In plain words

Silence is what makes a sage — not an address in the forest.

Close to the Sanskrit

From silence indeed one becomes a muni; not from dwelling in the forest is one a muni.