Although he could not believe the words of the messenger, he had full faith in the word of the great sage Nārada. Thus he was greatly overwhelmed by the news, and he immediately offered the messenger a highly valuable necklace in great satisfaction.
Srimad Bhagavata Purana
श्रीमद्भागवतमहापुराणम्
मूल श्लोकः
श्रद्धाय वाक्यं देवर्षेर्हर्षवेगेन धर्षितः । वार्ताहर्तुरतिप्रीतो हारं प्रादान्महाधनम्
śraddhāya vākyaṃ devarṣerharṣavegena dharṣitaḥ | vārtāharturatiprīto hāraṃ prādānmahādhanam
SB 4.9.38