'Should a person do good,
let him do it again and again.
Let him find pleasure therein,
for blissful is the accumulation of good.'

'Puññaṃ ce puriso
kayirā kayirāthetaṃ punappunaṃ
Tamhi chandaṃ kayirātha
sukho puññassa uccayo.'

- Dhammapada Verse 118