tāṅra avatāra - His incarnation; eka - one; śrī-saṅkarṣaṇa - Lord Saṅkarṣaṇa; bhakta bali' - as a devotee; abhimāna - conception; kare - does; sarva-kṣaṇa - always.

Lord Saṅkarṣaṇa, who is one of His incarnations, always considers Himself a devotee.