SB 11.30.22

pratyanīkaṁ manyamānā
 balabhadraṁ ca mohitāḥ
hantuṁ kṛta-dhiyo rājann
 āpannā ātatāyinaḥ
Synonyms: 
pratyanīkam — an enemy; manyamānāḥ — thinking; balabhadram — Lord Balarāma; ca — also; mohitāḥ — confused; hantum — to kill; kṛta-dhiyaḥ — having made up their minds; rājan — O King Parīkṣit; āpannāḥ — they set upon Him; ātatāyinaḥ — wielding weapons.
Translation: 
In their confused state, O King, they also mistook Lord Balarāma for an enemy. Weapons in hand, they ran toward Him with the intention of killing Him.