Surah Al-Kahf, ayah 64

18:64

قَالَ ذَٰلِكَ مَا كُنَّا نَبۡغِۚ فَٱرۡتَدَّا عَلَىٰٓ ءَاثَارِهِمَا قَصَصٗا ٦٤

Qāla dhālika mā kunnā nabghi fartaddā 'alā āthārihimā qasasā

[Moses] said, "That is what we were seeking." So they returned, following their footprints.