'Day' in the Bible

When Daniel knew that the writing was signed, he went into his house (now his windows were open in his room toward Jerusalem) and he kneeled on his knees three times a day, and prayed, and gave thanks before his God, as he did before.

Then answered they and said before the king, That Daniel, who is of the children of the captivity of Judah, doesn't respect you, O king, nor the decree that you have signed, but makes his petition three times a day.

Lord, righteousness belongs to you, but to us confusion of face, as at this day; to the men of Judah, and to the inhabitants of Jerusalem, and to all Israel, who are near, and who are far off, through all the countries where you have driven them, because of their trespass that they have trespassed against you.

Now, Lord our God, who has brought your people forth out of the land of Egypt with a mighty hand, and have gotten yourself renown, as at this day; we have sinned, we have done wickedly.

In the four and twentieth day of the first month, as I was by the side of the great river, which is Hiddekel,

Then he said to me, Don't be afraid, Daniel; for from the first day that you set your heart to understand, and to humble yourself before your God, your words were heard: and I have come for your words' sake.