Details of the three main scripts for Sgai can be found at my Sky Knowledge site:
 

ʧɹ sbonʃɡaʔatʰ lity ʧa lantykʰ ni-ŋoF ||
ʧɹ ɡan-sæF ʔnn hæufukʰ sjuθvat’ ʔnnF ʧɹ pnymwa ʦa pyŋ dðu ʃinaɹ ʦokʰ kiθxont’paF
||

And the whole earth was of one language, and of one speech.
And it came to pass, as they journeyed from the east, that they found a plain in the land of Shinar; and they dwelt there.
Genesis XI verses 1 and 2