But, know thou TAMAS is born of ignorance, deluding all embodied beings, it binds fast, O Bharata, by heedless-ness, indolence and sleep.

tamaḥ = the mode of ignorance; tu = but; ajñānajaṃ = produced of ignorance; viddhi = know; mohanaṃ = the delusion; sarvadehināṃ = of all embodied beings; pramāda = with madness; alasya = indolence; nidrābhiḥ = and sleep; tat = that; nibadhnāti = binds; bhārata = O son of Bharata.;