Duha, it means tea-time. Because the oath on the tea-time in the first verse of Surat surah, Surah Ad-Dukhan took its name. Which consists of 11 verses time, and then reduced in Mecca. According to an account of a cut Fec takes time revelation after landing, idolaters Hz using this phenomenon. Prophet "Surely the Lord displease you and abandoned you." they said. This is because of the words of the Prophet. sadness that has fallen upon the Prophet heard this time. Surah Ad-Dukhan, is 93.sur the r