Daniel 1:8

1:8 But Daniel made up his mind that he would not defile himself with the royal delicacies or the royal wine. He therefore asked the overseer of the court officials for permission not to defile himself.

Daniel 2:18

2:18 He asked them to pray for mercy from the God of heaven concerning this mystery so that he and his friends would not be destroyed along with the rest of the wise men of Babylon.