Spoiler: The origin is the same for all the "western" alphabets. ~11minutes
"As the name suggests, the Hebrew Bible is written, mostly, in Hebrew. But what is the earliest history of this language? What language did the ancient Israelites speak? This episode examines the origins of Hebrew and its relationship with Canaanite dialects in the Late Bronze Age and Early Iron Age. The episode will explore archaeological artifacts such as an inscription from Izbet Sarteh in Israel, which may be one of the earliest inscriptions of the Hebrew language."