The works of Ādi Śaṅkarācārya

Viṣṇusahasranāmastotram

Verse 163

निमित्तशक्तयो नाम्नां भेदिन्यस्तदुदीरणात् ।विभिन्नान्येव साध्यन्ते फलानि द्विजसत्तम ॥

In plain words

The powers inherent in the sacred names differ according to how they are invoked, O best of the twice-born; thus, diverse indeed are the fruits that they accomplish.

Close to the Sanskrit

The causal powers of the names are differentiating, from their utterance; diverse indeed are accomplished the fruits, O best of the twice-born.