7:108

Al-A'raaf 7:108

وَنَزَعَ يَدَهُۥ فَإِذَا هِىَ بَيْضَآءُ لِلنَّٰظِرِينَ

Wa naza'a yadahoo fa izaa hiya baidaaa'u linnaazireen

And he drew out his hand; thereupon it was white [with radiance] for the observers.