Mahabharata 4.67.38

तन्महोत्सवसंकाशं हृष्टपुष्टजनावृतम्नगरं मत्स्यराजस्य शुशुभे भरतर्षभ

tanmahotsavasaṃkāśaṃ hṛṣṭapuṣṭajanāvṛtamnagaraṃ matsyarājasya śuśubhe bharatarṣabha

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