وَإِذ قالَ موسىٰ لِفَتاهُ لا أَبرَحُ حَتّىٰ أَبلُغَ مَجمَعَ البَحرَينِ أَو أَمضِيَ حُقُبًا

And [mention] when Moses said to his servant, "I will not cease [traveling] until I reach the junction of the two seas or continue for a long period."