The originality of Ibn Khaldun was to claim that the cultural difference of another age must govern the evaluation of relevant historical material, to distinguish the principles according to which it might be possible to attempt the evaluation, and lastly, to feel the need for experience, in addition to rational principles, in order to assess a culture of the past.
Dᾰɣ isᾰlᾰn ən asədətu n- Ibn Khaldoum orda as awa ebɗᾰn awa-t-illan dᾰɣ azzaman iyyan, ilzam-s-a-d ətwəxsəb awa-t-illan daɣ ilalᾰn wi əllanen ᾰlfayda əd ahanay ən əmmek ən tirmit -n-eket ennes, təzzar ad tətwənhəy tanoflayt əd derhan ən ajjaraw ən tᾰmusne y-ad ətwejrew axasab ən awa-d-ᾰtwakayᾰn.