sentences:  The Kindites had historic feuds with the Hadramite tribes of the southern Wadi, so they were settled in Northern Hadramout and were given authority over Hadramout by the Himyarites.From this point on, some Arab historians consider Kindah to have been part of the Himyar tribal federation.In the 5th century CE, the tribes of North Arabia became a major threat to the trade line between Yemen and Syria.