Qur'ān 18:76 · Al-Kahf (الكهف)

قَالَ إِن سَأَلْتُكَ عَن شَىْءٍۭ بَعْدَهَا فَلَا تُصَـٰحِبْنِى ۖ قَدْ بَلَغْتَ مِن لَّدُنِّى عُذْرًۭا

[Moses] said, "If I should ask you about anything after this, then do not keep me as a companion. You have obtained from me an excuse."