'Grace' in the Bible

Then these men were watching and saw Daniel making prayers and requesting grace before his God.

And turning my face to the Lord God, I gave myself up to prayer, requesting his grace, going without food, in haircloth and dust.

As it was recorded in the law of Moses, all this evil has come on us: but we have made no prayer for grace from the Lord our God that we might be turned from our evil doings and come to true wisdom.

And now, give ear, O our God, to the prayer of your servant and to his request for grace, and let your face be shining on your holy place which is made waste, because of your servants, O Lord.

And while I was still saying these words in prayer, and putting my sins and the sins of my people Israel before the Lord, and requesting grace from the Lord my God for the holy mountain of my God;