قُلۡ اِنِّيۡ٘ اَخَافُ اِنۡ عَصَيۡتُ رَبِّيۡ عَذَابَ يَوۡمٍ عَظِيۡمٍ

Say, "Indeed I fear, if I should disobey my Lord, the punishment of a tremendous Day