Skandapurana 5.122.19

5.122.19

tataḥ sa vismayāviṣṭaḥ svayaṃ sasnau kutūhalāt .
yāvacchuklatvamāpannastādṛkkṛṣṇavapurdharaḥ .. 19 ..

Then, filled with wonder, he bathed in it himself out of curiosity; / and while he had possessed such a dark body, he became white.