(Der Spiegel) The commandment "Make yourself no graven image" has long been strictly followed in the Arab world. There are very few statues of the caliphs and ancient kings of the region. The pagan gods in the desert were usually worshipped in an "aniconic" way, that is, as beings without form.
Muhammad had a beard, but there are no portraits of him.
But now a narcissistic work of human self-portrayal has turned up in Yemen. It is a figure, chiseled in stone, which apparently stems from the era of the Prophet.