Mahabharata 13.124.2

भीष्म उवाच · bhīṣma uvāca

सर्वज्ञां सर्वधर्मज्ञां देवलोके मनस्विनीम्कैकेयी सुमना नाम शाण्डिलीं पर्यपृच्छत

sarvajñāṃ sarvadharmajñāṃ devaloke manasvinīmkaikeyī sumanā nāma śāṇḍilīṃ paryapṛcchata

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