First, we must from the heart call upon the one true God only, who has revealed Himself in His Word, for all that He has commanded us to pray.¹ Second, we must thoroughly know our need and misery, so that we may humble ourselves before God.² Third, we must rest on this firm foundation that, although we do not deserve it, God will certainly hear our prayer for the sake of Christ our Lord, as He has promised us in His Word.³