Daniel 10:3, 12

I ate no tasty food, nor did any meat or wine enter my mouth; and I did not anoint (refresh, groom) myself at all for the full three weeks.

Then he said to me, “Do not be afraid, Daniel, for from the first day that you set your heart on understanding this and on humbling yourself before your God, your words were heard, and I have come in response to your words.