Quran 26:157 from Surah Ash-Shu'araa on Divine Marvels.
فَعَقَرُوهَا فَأَصۡبَحُواْ نَٰدِمِينَ
English translation: But they hamstrung her then they became regretful
Transliteration: fa'aqaruha fa-asbahu nadimina