Bhagavad Gita 9.26 Chapter 9, Verse 26

पत्रं पुष्पं फलं तोयं यो मे भक्त्या प्रयच्छति ।
तदहं भक्त्युपहृतमश्नामि प्रयतात्मनः ॥९.२६॥

patraṃ puṣpaṃ phalaṃ toyaṃ yo me bhaktyā prayacchati
tadahaṃ bhaktyupahṛtamaśnāmi prayatātmanaḥ

Meaning

Whoever offers me with devotion a leaf, a flower, a fruit or water, that offering of love from a pure heart I accept.

Newly written by Bhajan Dhun — scholarly review in progress.

Reference: Bhagavad Gita 9.26 (Chapter 9, The Yoga of Royal Knowledge and Royal Secret, Verse 26)