Al-Kahf 72

قَالَ أَلَمْ أَقُلْ إِنَّكَ لَن تَسْتَطِيعَ مَعِىَ صَبْرًا ﴿٧٢﴾

Qala alam aqul innaka lan tastateeAAa maAAiya sabran

He (Khidr) said: "Did I not tell you, that you would not be able to have patience with me?" The Noble Quran