What lesson does the story of Daniel provide for Jewish people, especially during hard times?

The story of Daniel provides the lesson of having faith under difficult times.

Explanation:

the reason behind this answer is that in the story the hardest time Daniel passes is when he is thrown to the pit with the lions. Then, he prays to god and the lions don't eat him. Because he had such a big faith that God came to him and protected him from the lions. Then, he was blessed by God and his life changed. Providing us the lesson of having faith in our hardest times.