Where does “ביתא” come from?

ביתא (Hebrew) comes from Ancient Greek βῆτα, from Phoenician 𐤁𐤕, from Proto-Semitic bayt- — house.

Ancestry of “ביתא”, step by step

Step	Language	Word	Meaning
1	Ancient Greek	βῆτα	beta, the name for the second letter Β, β of the...
2	Phoenician	𐤁𐤕	house
3	Proto-Semitic	bayt-	house