Bhagavad Gita 3.22

न मे पार्थास्ति कर्तव्यं त्रिषु लोकेषु किञ्चन।नानवाप्तमवाप्तव्यं वर्त एव च कर्मणि ॥३.२२॥

na me pārthāsti kartavyaṃ triṣu lokeṣu kiñcananānavāptamavāptavyaṃ varta eva ca karmaṇi

There is nothing in the three worlds, O Arjuna, that needs to be done by Me, nor is there anything unattained that needs to be attained; yet I engage Myself in action.

गीता