Shiva Purana
ध्वनिः शतघ्नी जनितो मुहुर्मुहुर्बभूव तेन त्रिदशाः समेजिताः ॥ महान्धकारः समपद्यताम्बरे विलोक्यते नो रथमण्डलं रवेः ॥ ९॥
The sound arising from the guns rose up repeatedly making the gods tremble. A great darkness enveloped the sky. Even the chariot of the sun was not visible.
english translation
dhvaniH zataghnI janito muhurmuhurbabhUva tena tridazAH samejitAH ॥ mahAndhakAraH samapadyatAmbare vilokyate no rathamaNDalaM raveH ॥ 9॥
hk transliteration by Sanscript