For an example, read the story of Balaam in Numbers chapter 22. God spoke to Balaam, but he refused to listen. God wanted to communicate to this man so much that He actually resorted to using a donkey. Balaam was:
Bilang halimbawa, basahin ang kuwento ni Balaam sa Bilang kabanata 22. ang Dios ay nangusap kay Balaam, subalit tumanggi siya na makinig.