The works of Ādi Śaṅkarācārya

Bṛhadāraṇyakopaniṣadbhāṣyam

Verse 261

सा होवाच मैत्रेयी येनाहं नामृता स्यां किमहं तेन कुर्यां यदेव भगवान्वेद तदेव मे ब्रूहीति ॥ ४ ॥

In plain words

Maitreyī said: 'What good is anything to me if it can't make me immortal? Just tell me what you actually know.'

Close to the Sanskrit

She, Maitreyī, said: 'What should I do with that by which I would not become immortal? Whatever you, venerable one, know — tell me just that.'