How to pronounce “rejoice”(noun) in English

"Rejoice, O fortunate one.

So you know-- Rejoice, rejoice, rejoice greatly!

So one of my students sitting back there, the first thing we worked on was "Rejoice Greatly" from "The Messiah," which is something

are using now, but for a period of time, this is true, the public affairs office told me this--it was a brand called Rejoice.