Mahabharata 13.23.37
ये त्वेवंगुणजातीयास्तेभ्यो दत्तं महाफलम्सहस्रगुणमाप्नोति गुणार्हाय प्रदायकः
ye tvevaṃguṇajātīyāstebhyo dattaṃ mahāphalamsahasraguṇamāpnoti guṇārhāya pradāyakaḥ
Our plain-language meaning of this verse is waiting for scholar review.
Open in the book