# I heard a voice speaking to me that said

"I heard someone speaking to me who said"

# Saul, Saul, why do you persecute me?

"Saul, Saul, you are persecuting me." or "Saul, Saul, stop persecuting me." 

# It is hard for you to kick a goad

"You will only harm yourself like an ox kicking a goad"