Formerly it was destined by Brahma that they should be killed by mortals. O Partha, (therefore) destroy speedily these invincible and exceedingly powerful Kalakanjas in battle by the weapon Vajra (thunderbolt).
मानुषान्मृत्युरेतेषां निर्दिष्टो ब्रह्मणा पुरा। एतानपि रणे पार्थ कालकञ्जान् दुरासदान्। वज्रास्त्रेण नयस्वाशु विनाशं सुमहाबलान्॥