TEHRAN Preaching Tehrans Friday sermons, Ayatollah Imami Kashani reiterated Irans negotiating teams stance. The Friday prayers ritual of Tehran was held at noon as Ayatollah Imami Kashani led the prayers and preached the congregated worshipers of Tehran in Imam Khomeini Grand Musalla. During his second sermon, the Grand Ayatollah addressed the opposite side of the nuclear talks saying that Iran will never bend over unconventional demands and will keep its national honor.