Kayagatasatisutta 19.4

19.4

evameva kho, bhikkhave, bhikkhu imameva kāyaṃ samādhijena pītisukhena abhisandeti parisandeti paripūreti parippharati, nāssa kiñci sabbāvato kāyassa samādhijena pītisukhena apphuṭaṃ hoti.

In the same way, a mendicant drenches, steeps, fills, and spreads themselves with rapture and bliss born of immersion. There’s no part of the body that’s not spread with rapture and bliss born of immersion.