K en et ida i ▁and ▁K ene a ida i ). ▁Nevertheless , ▁the ▁lands ▁of ▁the ▁K ina id ok ol pit ai ▁may ▁at ▁some ▁point ▁have ▁extended ▁north west ▁into ▁former ▁N ab ata e an ▁lands . ▁ ▁The ▁earliest ▁reference ▁to ▁the ▁K ina id ok ol pit ai ▁is ▁an ▁o stra kon ▁found ▁at ▁Maxim ian on ▁in ▁Egypt ▁and ▁dated ▁to ▁ 1 1 8 ▁or ▁perhaps ▁closer ▁ 1 5 0 . ▁It ▁records ▁that ▁two ▁soldiers , ▁probably ▁caval ry men , ▁of ▁the ▁g arrison ▁were ▁sent ▁out ▁on ▁the ▁ 2 0 th ▁of ▁the ▁month ▁T obi ▁" with ▁a ▁di pl oma ▁( o fficial ▁miss ive ) ▁concerning ▁the ▁Ch ined ak ol pit ai ". ▁ ▁The ▁imp lication ▁of ▁the ▁Ad ul is ▁throne ▁ins cription ▁is ▁that ▁in ▁the ▁middle ▁of ▁the ▁ 2 nd ▁century ▁or ▁early ▁in ▁the ▁ 3 rd , ▁the ▁K ina id ok ol pit ai ▁were ▁ra iding ▁the ▁inc ense ▁route , ▁both ▁its ▁sea - lan es ▁and ▁over land ▁roads , ▁that ▁connected ▁South ▁Arab ia ▁and ▁the ▁Horn ▁of ▁Africa ▁with ▁the ▁Roman ▁Empire . ▁The ▁main ▁A ks um ite ▁port ▁of ▁Ad ul is , ▁where ▁the ▁throne ▁ins cription ▁was ▁found , ▁was ▁located ▁on ▁the ▁inc ense ▁route . ▁ ▁The ▁K ina id ok ol pit ai ▁are ▁listed ▁in ▁Ste phan us ▁of ▁By z ant ium