The works of Ādi Śaṅkarācārya

Sanatsujātīyam

p. 302

p. 302

मा ते ब्राह्मी लघुतामादधीत

In plain words

Don't let the brāhmī that is yours — your hold on brahman — become a small thing.

Close to the Sanskrit

Let not your brāhmī — the knowledge that belongs to brahman — take on lightness.