Al-Baqarah 2:72

وَإِذۡ قَتَلۡتُمۡ نَفۡسٗا فَٱدَّـٰرَ ٰٔتُمۡ فِيهَاۖ وَٱللَّهُ مُخۡرِجٞ مَّا كُنتُمۡ تَكۡتُمُونَ 72

And [recall] when you slew a man and disputed over it, but Allah was to bring out that which you were concealing