Surah As-Saffah (Those Angels Lines up in Ranks), Verse 144

لَلَبِثَ فِیْ بَطْنِهٖۤ اِلٰی یَوْمِ یُبْعَثُوْنَ ۟

Lalabisa fee batniheee ilaa Yawmi yub'asoon

“He would certainly have remained inside the Fish till the Day of Resurrection.”

Quran 37:144 (Yusuf Ali Translation)