Is the "root of Jesse" in the LXX, a reference to a divine Messiah?
Isaiah 11-12 is a messianic and eschatological prophecy. It begins by identifying the king.1
There shall come forth a shoot from the stump of Jesse,
and a branch from his roots shall bear fruit. (Isaiah 11:1 ESV)
ויצא חטר מגזע ישי ונצר מש…