Isaiah 42:6

I the LORD have called thee in righteousness, and will hold thine hand, and will keep thee, and give thee for a covenant of the people, for a light of the Gentiles;

Ver. 6. I the Lord have called thee.] To the Mediatorship.

And will hold thine hand.] Working wonders by thee, and with thee.

And will keep thee.] That thou be not crucified till thine hour be come, and that thou despair not when thou sufferest.

And give thee for a covenant of the people,] i.e., For that "angel of the covenant," Mal 3:1 and that thou mayest reconcile all the elect in one body to me by thy cross, &c. Eph 2:16

For a light to the Gentiles.] See Isaiah 9:2 .