Bhagavad Gita · 17.25

तदित्यनभिसन्धाय फलं यज्ञतपःक्रियाः।दानक्रियाश्च विविधाः क्रियन्ते मोक्षकाङ्क्षिभिः॥

tad ity anabhisandhāya phalaṁ yajña-tapaḥ-kriyāḥ dāna-kriyāśh cha vividhāḥ kriyante mokṣha-kāṅkṣhibhiḥ

Uttering 'Tat' (That), without aiming at the fruits, various acts of sacrifice, austerity, and charity are performed by seekers of liberation.

— Bhagavad Gita 17.25

Source: Sacred-Texts.com (Sanskrit) + Bhagavad-Gita.io (translations)