Sheva II was the second planet of its star system. This system was in Cardassian territory.
The site of a Jem'Hadar breeding facility, Sheva II was one of the targets of General Martok's "cavalry raid" in 2375. (DS9: "Once More Unto the Breach")
This planet was only mentioned in dialogue.
According to the script, the pronunciation for Sheva was "SHE-vuh".