Calligraphic style most often used Naskhi Muslims, both for religious writing and writing everyday. Style Naskhi including the oldest calligraphic style. Since the rules of writing are systematically formulated by Ibn Muqlah in the 10th century, the style is very popular calligraphy used to write the Qur'an Mushaf until now. Character simple letters, with hardly any frills, so easily written and read.