Mahabharata 1.89.36

तेषां निवसतां तत्र सहस्रं परिवत्सरान्अथाभ्यगच्छद्भरतान्वसिष्ठो भगवानृषिः

teṣāṃ nivasatāṃ tatra sahasraṃ parivatsarānathābhyagacchadbharatānvasiṣṭho bhagavānṛṣiḥ

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