CC Ādi 5.189

preme matta aṅga ḍāhine-vāme dole
‘kṛṣṇa’ ‘kṛṣṇa’ baliyā gambhīra bola bale
Synonyms: 
preme — in ecstasy; matta — absorbed; aṅga — the whole body; ḍāhine — to the right side; vāme — to the left side; dole — moves; kṛṣṇa kṛṣṇa — Kṛṣṇa, Kṛṣṇa; baliyā — saying; gambhīra — deep; bola — words; bale — was uttering.
Translation: 
His body moved to and fro, right and left, for He was absorbed in ecstasy. He chanted “Kṛṣṇa, Kṛṣṇa” in a deep voice.