The pure devotee is always within the core of My heart, and I am always in the heart of the pure devotee. My devotees do not know anything else but Me, and I do not know anyone else but them.
Srimad Bhagavata Purana
श्रीमद्भागवतमहापुराणम्
मूल श्लोकः
साधवो हृदयं मह्यं साधूनां हृदयं त्वहम् । मदन्यत्ते न जानन्ति नाहं तेभ्यो मनागपि
sādhavo hṛdayaṃ mahyaṃ sādhūnāṃ hṛdayaṃ tvaham | madanyatte na jānanti nāhaṃ tebhyo manāgapi
SB 9.4.68