The Emblem of Iran since the 1979 Iranian Revolution features the Arabic word Allah (“God”). The Arabic Word “God” Rendered in stylized characters from the Persian Alphabet. The logo of Emblem consists of four crescents and a sword.
The four crescents stand for the word Allah. The five parts of the emblem symbolize the Principles of the Religion. The logo was designed by Hamid Nadimi and was officially approved by Ayatollah Ruhollah Khomeini on 9 May 1980.
1. https://en.wikipedia.org/wiki/List_of_national_symbols_of_Iran
2. https://www.worldatlas.com/webimage/countrys/asia/Iran/irsymbols.htm