Bhagavatapurana 3.8.28

3.8.28

kadamba-kiñjalka-piśaṅga-vāsasā svalaṅkṛtaṃ mekhalayā nitambe /
hāreṇa cānanta-dhanena vatsa śrīvatsa-vakṣaḥ-sthala-vallabhena //

28. O son, (He saw the Lord) who was beautifully dressed in a garment looking golden like the filaments of Kadamba flowers, and adorned with a zone about His middle and with an invaluable necklace of pearls, the favourite ornament of His chest which bears (the special mark called) Sreevatsa.