Virgin Mary and Jesus. Would work in glass with just a few modifications.
Nativity Coloring Page - use for stain glass?
Stained Glass Patterns and Ideas | Stained Glass Spectrum Pattern - Basket of Flowers
Interlocking Cube Grids
Good Art Day - Rautyflex
decorated indian elephant - Google Search
Original is in Russian, this one is already translated for you. So much easier to follow.
Árbol de la Vida