Surah Al-Anbiya, ayah 14

قَالُواْ يَٰوَيۡلَنَآ إِنَّا كُنَّا ظَٰلِمِينَ ١٤

Qālū yāwaylanā innā kunnā zālimīn

They said, "O woe to us! Indeed, we were wrongdoers."