Jamal Hartwell had some excellent sample videos that he did on Basic Worship Chords in Ab using We Fall Down & I Need You Now
Here is Basic Ab stucture for the Worship chords he used although he went further in depth.
LH/RH
Db/FAbCEb
Eb/GBbEb
FEb/GAbBbEb
His site is GospelKeyboard.com