CC Ādi 11.34

balarāma dāsa — kṛṣṇa-prema-rasāsvādī
nityānanda-nāme haya parama unmādī
Word for word: 
balarāma-dāsa — Balarāma dāsa; kṛṣṇa-prema-rasa — the nectar of always merging in love of Kṛṣṇa; āsvādī — fully tasting; nityānanda-nāme — in the name of Śrī Nityānanda Prabhu; haya — becomes; parama — greatly; unmādī — maddened.
Translation: 
Balarāma dāsa always fully tasted the nectar of love of Kṛṣṇa. Upon hearing the name of Nityānanda Prabhu, he would become greatly maddened.