Majjhima Nikaya 4:28
SUJATOYassa, bhikkhave, dhamme manasikaroto anuppanno vā kāmāsavo na uppajjati, uppanno vā kāmāsavo pahīyati;
They are the things that, when the mind is applied to them, do not give rise to unarisen defilements and give up arisen defilements: the defilements of sensual desire,