Mahabharata 1.117.26

पुत्राणां जन्म वृद्धिं च वैदिकाध्ययनानि चपश्यतः सततं पाण्डोः शश्वत्प्रीतिरवर्धत

putrāṇāṃ janma vṛddhiṃ ca vaidikādhyayanāni capaśyataḥ satataṃ pāṇḍoḥ śaśvatprītiravardhata

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