Mahabharata 12.40.3

मध्ये कृत्वा तु राजानं भीमसेनार्जुनावुभौनिषीदतुर्महात्मानौ श्लक्ष्णयोर्मणिपीठयोः

madhye kṛtvā tu rājānaṃ bhīmasenārjunāvubhauniṣīdaturmahātmānau ślakṣṇayormaṇipīṭhayoḥ

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