Mahabharata 1.173.24

एतस्मात्कारणाद्राजा वसिष्ठं संन्ययोजयत्स्वदारे भरतश्रेष्ठ शापदोषसमन्वितः

etasmātkāraṇādrājā vasiṣṭhaṃ saṃnyayojayatsvadāre bharataśreṣṭha śāpadoṣasamanvitaḥ

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