how do you find a short in the wires? I REAPLASED starter all the lights come on 1996 Suzuki Sidekick

when I turn the key lights come on but wont turn over

Asked by for the 1996 Suzuki Sidekick
seek help from electrical shop as its impossible to explain with all circuits involved
1 more answer
maybe it's not a short(sparks and blown fuse(s) , but an 'open' , like a disconnected wire to the starter solenoid?What was the reason for replacing the starter to begin with?