| Barnes' Notes on the Bible Now unto God and our Father, ... - see the notes at Romans 16:27. It was common for Paul to address such an ascription of praise to God, at the close of his epistles.
Clarke's Commentary on the BibleNow unto God and our Father - God is our Father in Christ Jesus; and such pity as a father hath for his children, such has the Lord for them that fear him; as a father is concerned for the support and life of his children, so is God concerned for you. A father may be poor, and unable to help his most beloved children; God, your Father, is infinite in his riches of his grace and glory, and out of his abundance we have all received, and grace for grace. Therefore, to God our Father, be glory for ever and ever!
Gill's Exposition of the Entire BibleNow unto God and our Father,.... To God, who is our Father in Christ, be glory for ever and ever, Amen; for all the grace he gives now, and for all the glory and happiness expected hereafter; for the supply of every want both temporal and spiritual; seeing every good gift comes from him, and is to be ascribed to his free grace and favour, and not to any deserts of men: and particularly he may mean for what they had sent him, and he had received from them.
Geneva Study BibleNow unto God and our Father be glory for ever and ever. Amen.
People's New Testament 4:20 Now unto God and our Father be glory for ever and ever. Amen. A rapturous outburst. All the glory is God's. He is the Giver. God put their good purposes into their hearts.
Jamieson-Fausset-Brown Bible Commentary20. God and our Father-Translate, "Unto our God and Father." be glory-rather as the Greek, "be the glory." Not to us, but to Him be "the glory" alike of your gift, and of His gracious recompense to you.
Matthew Henry's Concise Commentary4:20-23 The apostle ends with praises to God. We should look upon God, under all our weakness and fears, not as an enemy, but as a Father, disposed to pity us and help us. We must give glory to God as a Father. God's grace and favour, which reconciled souls enjoy, with the whole of the graces in us, which flow from it, are all purchased for us by Christ's merit, and applied by his pleading for us; and therefore are justly called the grace of our Lord Jesus Christ. | 
