Whakaotihia te rerenga korero e whai ake nei: Ko Harthama ibn A'yan (; i mate i te Pipiri 816) he rangatira rangatira no Khurasan me te kawana o te Caliphate Abbasid wawe, e mahi ana i raro i nga caliphs al-Hadi, Harun al-Rashid me al-Ma'mun. I whai wāhi nui ia ki te wikitoria o al-Ma'mun i te
I whakaekehia ia i runga i ana whakahau i a ia e whakahe ana ki te mana o te whanau Sahlid e whakahaere ana i tana marae.