द्वारशालानियुक्तौ तु क्रुतान्तः काल एव च । स्थापितौ द्वारपत्रेषु नागमुख्यौ महाबलौ ॥ ८८॥
At the doorways, the two powerful beings, Krutanta and Kala, were stationed. They were placed at the gates in the form of serpent heads, symbolizing great strength.
english translation