Cetokhilasutta 3.1

3.1

Imesaṃ kho, bhikkhave, pañcannaṃ cetokhilānaṃ pahānāya …pe… ime cattāro satipaṭṭhānā bhāvetabbā”ti.

To give up these five kinds of hard-heartedness you should develop the four kinds of mindfulness meditation. …”