'My Father' in the Bible

I thank thee, and praise thee, O thou God of my fathers, who has given me wisdom and might, and has now made known to me what we desired of thee, for thou have made known to us the king's matter.

Then Daniel was brought in before the king. The king spoke and said to Daniel, Are thou that Daniel, who are of the sons of the captivity of Judah, whom my father the king brought out of Judah?