Al-Ma'idah 5:83

وَإِذَا سَمِعُواْ مَآ أُنزِلَ إِلَى ٱلرَّسُولِ تَرَىٰٓ أَعۡيُنَهُمۡ تَفِيضُ مِنَ ٱلدَّمۡعِ مِمَّا عَرَفُواْ مِنَ ٱلۡحَقِّۖ يَقُولُونَ رَبَّنَآ ءَامَنَّا فَٱكۡتُبۡنَا مَعَ ٱلشَّـٰهِدِينَ 83

And when they hear what has been revealed to the Messenger, you see their eyes overflowing with tears because of what they have recognized of the truth. They say, "Our Lord, we have believed, so register us among the witnesses