Mahabharata 3.80.42

दश कोटिसहस्राणि तीर्थानां वै महीपतेसांनिध्यं पुष्करे येषां त्रिसंध्यं कुरुनन्दन

daśa koṭisahasrāṇi tīrthānāṃ vai mahīpatesāṃnidhyaṃ puṣkare yeṣāṃ trisaṃdhyaṃ kurunandana

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