Surah Ta-Ha Verse 22

وَاضْمُمْ يَدَكَ إِلَىٰ جَنَاحِكَ تَخْرُجْ بَيْضَاءَ مِنْ غَيْرِ سُوءٍ آيَةً أُخْرَىٰ

And draw in your hand to your side; it will come out white without disease - another sign