When Krsna entered the mouth of Aghasura, the demigods hidden behind the clouds exclaimed, "Alas! Alas!" But the friends of Aghasura, like Kamsa and other demons, were jubilant

Expressions researched:
"When Krsna entered the mouth of Aghasura, the demigods hidden behind the clouds exclaimed, Alas! Alas! But the friends of Aghasura, like Kamsa and other demons, were jubilant"

SB Canto 10.1 to 10.13

When Kṛṣṇa entered the mouth of Aghāsura, the demigods hidden behind the clouds exclaimed, "Alas! Alas!" But the friends of Aghāsura, like Kaṁsa and other demons, were jubilant.

SB 10.12.29, Translation:

When Kṛṣṇa entered the mouth of Aghāsura, the demigods hidden behind the clouds exclaimed, "Alas! Alas!" But the friends of Aghāsura, like Kaṁsa and other demons, were jubilant.