Euh...where to start? Asking for some good Shaka music is a bit like asking for "some nice jazz music"
He has his own label JahShakaMusic, and published loads of music there recorded by himself and in collaboration with loads of artists.
His son Young Warrior has recently joined his legacy and now releases music as well.
Maybe give you a quick overview of the big killers that are still easily available.
- 12 inches on JahShaka Music:
Revelation 18 (Jah Shaka)
Babylon (Johnny Clarke)
Rosie (Johnny Clarke)
Also, check the 7" Can't hurt Jah Children by Johnny Clarke and the LP Rasta International - but really, just check everything Shaka ever recorded with Johnny Clarke. All wicked killers.
Just Infatuation (Gregory Isaacs)
Red Eyes (Vivian Jones)
Jah Jah Way (Sis Nyah)
Warriors (Junior Brown)
Africa (Horace Andy)
Happiness (Bim Sherman)
Psalms 61 (Rasheda)
Twinkle Brothers meets Jah Shaka - Rasta Surface
Twinkle Brothers meets Jah Shaka – The Right Way
Jah Shaka All Stars - Message from Africa
Jah Shaka-Kings Music
Max Romeo - Fari Captain of my ship
Willie Williams-See Me
Roger Robin-I see Jah
Dread & Fred- Iron Works
Lexxy & Young Warrior - Lead me to the Rock
Sister Beloved- Freedom of the Land
Rockaway-Stop your Fighting
You'll probably be busy with that for a while
and you'll find the other good things as well...