'Fiercely' in the Bible

When He left there, the scribes and the Pharisees began to oppose Him fiercely and to cross-examine Him about many things;

Then a great uproar occurred, and some of the scribes of the Pharisees’ party stood up and began to argue heatedly [in Paul’s favor], saying, “We find nothing wrong with this man; suppose a spirit or an angel has [really] spoken to him?”