Al A'raf, 108 Ayah
7:108
وَنَزَعَ يَدَهُۥ فَإِذَا هِيَ بَيۡضَآءُ لِلنَّٰظِرِينَ ١٠٨
Wa Naza`a Yadahu Fa'idhā Hiya Bayđā'u Lilnnāžirīna
And he drew out his hand; thereupon it was white [with radiance] for the observers.