tat tāmasam udāhṛtam

yat-that which; agre-in the beginning; ca-also; anubandhe-by binding; ca-also; sukham-happiness; mohanam-illusion; atmanah-of the self; nidra-sleeping; alasya-laziness; pramada-illusion; uttham-produced of; tat-that; tamasam-in the mode of ignorance; udahrtam-is said to be.