ðə tˈoʊl ɚɹˈɪdʒɪnəli səpˈoːɹɾᵻd tɹˈuːps ænd fˈoːɹsᵻz hˌuː wɜː pˈoʊstᵻd ɪnðə mˈoːɹ dˈɪfɪkəlt pˈæsᵻz, tə pɹɪvˈɛnt pˈɪlɪdʒɪŋ fɹʌm ˈæɹəbz.
The toll originally supported troops and forces who were posted in the more difficult passes, to prevent pillaging from Arabs.