Translation has occupied a prominent place in Arab thought and culture since the beginning of the Arab-Islamic period, which guarantees the entire era that modern historians call the Middle Ages, i.e. about a thousand years. This activity, played a leading role in the preservation of ancient culture, especially Greek, and in the transfer of this culture from the East to the West, a culture that will serve as a basis for the "Renaissance" of Europe, or more precisely, for the development of modern planetary civilization, practiced naturally and spontaneously to facilitate contacts and communication between peoples and states in times of peace as well as in times of war¿