سورة Ash-Shuaraa 26:33

وَنَزَعَ يَدَهُۥ فَإِذَا هِىَ بَيْضَآءُ لِلنَّـٰظِرِينَ ٣٣

Then he drew his hand ˹out of his collar˺ and it was ˹shining˺ white for all to see