"The Existence and Attributes of God" is remembered as Puritan's definitive contribution to theology proper. Charnock's meditations on God's character include:
I. The Existence of God
II. Practical Atheism
III. God's Being a Spirit
IV. Spiritual Worship
V. The Eternity of God
VI. The Immutability of God
VII. God's Omnipresence
VIII. God's Knowledge
IX. The Wisdom of God
X. The Power of God
XI. The Holiness of God
XII. The Goodness of God
XIII. God's Dominion
XIV. God’s Patience