Agnipurana 380.56

380.56

sukhaṃ tadrājasañcāgre ante duḥkhantu tāmasaṃ /
ataḥ pravṛttirbhūtānāṃ yena sarvamidantataṃ //

that pleasure is rājasika [like nectar] at first, but tāmasika brings suffering at the end. / From him is the activity of beings, by whom all this is pervaded;