Matsya Purana 177.16

177.16

tataḥ puraskṛtya tadā kālanemiṃ mahāhave.
sā dīptaśastapravarā daityānāṃ ruruce camūḥ .. 177.15

They were also armed with arrows resembling the mouths of the serpents bolts, keen swords, tridents, bows, and many other luminous weapons The army of the demons under the leadership of Kâlanemi, looked awfully striking, as if the whole sky was covered with blue clouds.—13-15