Bhagavatapurana 11.2.39

11.2.39

śṛṇvan su-bhadrāṇi rathāṅga-pāṇer janmāni karmāṇi ca yāni loke /
gītāni nāmāni tad-arthakāni gāyan vilajjo vicared asaṅgaḥ //

39. Therefore man should here listen to (know of) the most auspicious Avataras and deeds of Krishna, the weilder of Chakra, and to His names sung in the Vedas describing His work and sing them without any fear of being mocked at and live on without attachments.