He shall abide before God for ever: O prepare {e} mercy and truth, which may preserve him.

(e) For the stability of my kingdom stands in your mercy and truth.Psalm 61:7 Parallel Commentaries

Thy Neck is Like the Tower of David, Builded with Bulwarks; a Thousand Shields Hang Upon It, all the Armor of Mighty Men.
The neck is the strength of the soul; it is well likened to the tower of David, because all the strength of the soul is in God, who is the house of Jesus Christ and of David. For this great King insists in many places in the Psalms, that God alone is his support, his refuge, his defence, and, above all, his strong tower (Psalm 61), The bulwarks that surround it are the total abandonment the soul has made of itself to God. Trust, faith and hope have fortified it in its abandonment; the weaker it is …
Madame Guyon—Song of Songs of Solomon

Introduction. Chapter i. --The Life and Writings of St. Hilary of Poitiers.
St. Hilary of Poitiers is one of the greatest, yet least studied, of the Fathers of the Western Church. He has suffered thus, partly from a certain obscurity in his style of writing, partly from the difficulty of the thoughts which he attempted to convey. But there are other reasons for the comparative neglect into which he has fallen. He learnt his theology, as we shall see, from Eastern authorities, and was not content to carry on and develop the traditional teaching of the West; and the disciple …
St. Hilary of Poitiers—The Life and Writings of St. Hilary of Poitiers

Psalms
The piety of the Old Testament Church is reflected with more clearness and variety in the Psalter than in any other book of the Old Testament. It constitutes the response of the Church to the divine demands of prophecy, and, in a less degree, of law; or, rather, it expresses those emotions and aspirations of the universal heart which lie deeper than any formal demand. It is the speech of the soul face to face with God. Its words are as simple and unaffected as human words can be, for it is the genius …
John Edgar McFadyen—Introduction to the Old Testament