Bit Agusi or Bit Agushi (also written Bet Agus) was an ancient Aramaean Syro-Hittite state, established by Gusi of Yakhan at the beginning of the 9th century BC. It had included the cities of Arpad, Nampigi (Nampigu) and later on Aleppo[1] Arpad was the capital of the state-kingdom.[2] Bit Agusi stretched from the A'zaz area in the north to Hamath in the south.[3]