Sweet and Sober Truths for Bitter Providences 17

We are dealing here with an 85 year old man who had seen it all in his life! And yet no amount of stress or suffering could have prepared him for what he had to do next… and that was to deliver this message to his countrymen!
Yet the next two chapters contain the message; so he obviously did find the strength to fulfill his calling. So where did the strength come from that enable Daniel to serve the Lord and so carrying out God’s will?