ei saba - all of them; haya - are; śrī-kṛṣṇera avatāra - incarnations of Lord Kṛṣṇa; nirantara - constantly; dekhi - I see; sabāra - of all; bhaktira ācāra - behavior as devotees.

These are all incarnations of Lord Kṛṣṇa, yet we always find that they act as devotees.