Moses stuttered.
David’s armour didn’t fit.
Hosea’s wife was a prostitute.
Jacob was a liar.
David had an affair with a woman and murdered her husband.
Solomon was too rich.
Abraham was too old.
David was too young.
Timothy had ulcers and bad health
Peter was afraid of death.
Lazarus - well he was dead.
John was self-righteous.
Jesus was too poor.
Naomi was a widow.
John Mark - rejected by Paul
Paul was a murderer.
So was Moses.
Jonah ran from God.
Miriam was a gossip & bigot
Gideon and Thomas both doubted.
Jeremiah was depressed and suicidal.
Elijah was burned out.
Martha was a worrywart.
Samson had long hair.
Noah got drunk.
And did I mention that Moses had a short fuse and mad temper? So did Peter, Paul and, well, & lots of folks...