Paleo-Hebrew alphabet those of the Paleo-Hebrew and the present Hebrew alphabet, with names traditionally used in English. According to contemporary scholars, the Paleo-Hebrew script developed alongside others in the region during the course of the late second and first millennia BCE. It is closely related to the Phoenician script. The earliest known inscription in the Paleo-Hebrew script is the Zayit Stone discovered on a wall at Tel Zayit, in the Beth Guvrin Valley in the lowlands of ancient Judea in 2005. The 22 letters were carved on one side of the 38 lb (17 kg) stone, which resembles a bowl on the
Biblical Hebrew phonemes. After a sound shift the letters , could only mark one phoneme, but (except in Samaritan Hebrew) still marked two. The old Babylonian vocalization system wrote a superscript above the to indicate it took the value , while the Masoretes added the shin dot to distinguish between the two varieties of the letter. The original Hebrew alphabet consisted only of consonants, but gradually the letters , , , , also became used to indicate vowels, known as "matres lectionis" when used in this function. It is thought that this was a product of phonetic development: for instance, *bayt ('house')