Al-Kahf · Ayah 60
وَإِذْ قَالَ مُوسَىٰ لِفَتَىٰهُ لَآ أَبْرَحُ حَتَّىٰٓ أَبْلُغَ مَجْمَعَ ٱلْبَحْرَيْنِ أَوْ أَمْضِىَ حُقُبًا
And [mention] when Moses said to his boy [i.e., servant], "I will not cease [traveling] until I reach the junction of the two seas or continue for a long period."
Quran 18:60 (Al-Kahf) · Saheeh International, Noor International Center (QuranEnc v1.1.2)