Valmiki Ramayana 2.106.21

अथ क्लेशजमेव त्वं धर्मं चरितुमिच्छसि ।धर्मेण चतुरो वर्णान् पालयन् क्लेशमाप्नुहि॥

atha kleśajameva tvaṃ dharmaṃ caritumicchasi |dharmeṇa caturo varṇān pālayan kleśamāpnuhi ||

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