Bhagwad Gita
Chapter 14, Verse 13
अप्रकाशोऽप्रवृत्तिश्च प्रमादो मोह एव च।तमस्येतानि जायन्ते विवृद्धे कुरुनन्दन।।14.13।।
O son of Kuru, when there is an increase in the mode of ignorance madness, illusion, inertia and darkness are manifested.