Valmiki Ramayana 6.83.34

सो ऽयमर्थं परित्यज्य सुखकामः सुखैधितः।पापमारभते कर्तुं ततो दोषः प्रवर्तते॥

so 'yamarthaṃ parityajya sukhakāmaḥ sukhaidhitaḥ |pāpamārabhate kartuṃ tato doṣaḥ pravartate ||

Our plain-language meaning of this verse is waiting for scholar review.