Verse 4of 8

Which was revealed in MadinaThe Virtues of Surat Az-ZalzalahImam Ahmad recorded from `Abdullah bin `Amr that he said, "A man came to the Messenger of Allah and said, `Teach me what to recite, O Messenger of Allah!' The Prophet said,«اقْرَأْ ثَلَاثًا مِنْ ذَوَاتِ الر»(Recite three from those which begin with the letters Alif, Lam, Ra') The man then said to him, `I have become old in age, my heart has hardened and my tongue has become harsh.

Source: Tafsir Ibn Kathir — abridged excerpt