The Unity of the Divine Essence, and the Trinity of Persons.
Deut. vi. 4.--"Hear O Israel the Lord our God is one Lord."--1 John v. 7. "There are three that bear record in heaven, the Father, the Word, and the Holy Ghost, and these three are one." "Great is the mystery of godliness," 1 Tim. iii. 16. Religion and true godliness is a bundle of excellent mysteries--of things hid from the world, yea, from the wise men of the world, (1 Cor. ii. 6.) and not only so, but secrets in their own nature, the distinct knowledge whereof is not given to saints in this estate …
Hugh Binning—The Works of the Rev. Hugh Binning

Of Preparation.
That a Christian ought necessarily to prepare himself before he presume to be a partaker of the holy communion, may evidently appear by five reasons:-- First, Because it is God's commandment; for if he commanded, under the pain of death, that none uncircumcised should eat the paschal lamb (Exod. xii. 48), nor any circumcised under four days preparation, how much greater preparation does he require of him that comes to receive the sacrament of his body and blood? which, as it succeeds, so doth it …
Lewis Bayly—The Practice of Piety

Adam's Sin
Q-15: WHAT WAS THE SIN WHEREBY OUR FIRST PARENTS FELL FROM THE ESTATE WHEREIN THEY WERE CREATED? A: That sin was eating the forbidden fruit. 'She took of the fruit thereof, and did eat, and gave also to her husband.' Gen 3:3. Here is implied, 1. That our first parents fell from their estate of innocence. 2. The sin by which they fell, was eating the forbidden fruit. I. Our first parents fell from their glorious state of innocence. God made man upright, but they have sought out many inventions.' Eccl …
Thomas Watson—A Body of Divinity

Samuel
Alike from the literary and the historical point of view, the book[1] of Samuel stands midway between the book of Judges and the book of Kings. As we have already seen, the Deuteronomic book of Judges in all probability ran into Samuel and ended in ch. xii.; while the story of David, begun in Samuel, embraces the first two chapters of the first book of Kings. The book of Samuel is not very happily named, as much of it is devoted to Saul and the greater part to David; yet it is not altogether inappropriate, …
John Edgar McFadyen—Introduction to the Old Testament