Mahabharata 7.124.19
इत्युक्तौ तौ महात्मानावुभौ केशवपाण्डवौतावब्रूतां तदा हृष्टौ राजानं पृथिवीपतिम्
ityuktau tau mahātmānāvubhau keśavapāṇḍavautāvabrūtāṃ tadā hṛṣṭau rājānaṃ pṛthivīpatim
Our plain-language meaning of this verse is waiting for scholar review.