Canto 2 -
Ayodhyā-kāṇḍa
Chapter 106: Bharata Persists in His Request
Text 2.106.10

कथं दशरथाज्जातः शुद्धाभिजनकर्मणः।
जानन्धर्ममधर्मिष्ठं कुर्यां कर्म जुगुप्सितम्॥

kathaṁ daśarathāj jātaḥ śuddhābhijana-karmaṇaḥ
jānan dharmam adharmiṣṭhaṁ kuryāṁ karma jugupsitam

katham = how; daśarathāt = from King Daśaratha; jātaḥ = born; śuddha-abhijana-karmaṇaḥ = whose relatives and activities were pure; jānan = and knowing; dharmam = dharma; adharmiṣṭham = a most adhārmika; kuryām = can I perform; karma = activity; jugupsitam = and abominable.

Born from King Daśaratha whose relatives and activities were pure, and knowing dharma, how can I perform a most adhārmika and abominable activity?