How they are to be Admonished who Lament Sins of Deed, and those who Lament Only Sins of Thought.
(Admonition 30.) Differently to be admonished are those who deplore sins of deed, and those who deplore sins of thought. For those who deplore sins of deed are to be admonished that perfected lamentations should wash out consummated evils, lest they be bound by a greater debt of perpetrated deed than they pay in tears of satisfaction for it. For it is written, He hath given us drink in tears by measure (Ps. lxxix. 6): which means that each person's soul should in its penitence drink the tears …
Leo the Great—Writings of Leo the Great

Triumph Over Death and the Grave
O death, where is thy sting? O grave, where is thy victory? The sting of death is sin: and the strength of sin is the law. But thanks be to God, who gives us the victory through our Lord Jesus Christ. T he Christian soldier may with the greatest propriety, be said to war a good warfare (I Timothy 1:18) . He is engaged in a good cause. He fights under the eye of the Captain of his salvation. Though he be weak in himself, and though his enemies are many and mighty, he may do that which in other soldiers …
John Newton—Messiah Vol. 2

Seasons of Covenanting.
The duty is never unsuitable. Men have frequently, improperly esteemed the exercise as one that should be had recourse to, only on some great emergency. But as it is sinful to defer religious exercises till affliction, presenting the prospect of death, constrain to attempt them, so it is wrong to imagine, that the pressure of calamity principally should constrain to make solemn vows. The exercise of personal Covenanting should be practised habitually. The patriot is a patriot still; and the covenanter …
John Cunningham—The Ordinance of Covenanting