 Hefa or <unk> in Eusebius of Caesarea 's 4th @-@ century work , <unk> ( <unk> . 108 , 31 ) , is said to be another name for <unk> . This <unk> of the names is explained by Moshe Sharon who writes that the twin ancient settlements , which he calls Haifa @-@ Sycaminon , gradually expanded into one another , becoming a twin city known by the Greek names Sycaminon or <unk> <unk> . <unk> to this city end with the Byzantine period . 
