Elijah Goodwin preaches about the ancient sect in Acts, emphasizing their adherence to the teachings of the apostles and prophets, their practice of baptism for the remission of sins, and their observance of the Lord's Supper on the first day of the week. He contrasts the principles of this sect with the claims of modern churches regarding apostolic succession, urging listeners to examine the faith and practices of any denomination to determine if it aligns with the original sect described in the Bible.

Elijah Goodwin preaches about the significance of Christ as the head of the church, emphasizing His supremacy in various biblical figures and the pre-eminence He should have in all aspects. The sermon delves into the character of Christ, highlighting His divine nature as the creator and upholder of all things, and the unity that exists between Christ as the head and the church as His body. Practical reflections are drawn on the importance of loving one another, honoring Christ, cooperating for the church's welfare, maintaining purity, and the assurance of resurrection for the members of Christ's body.

Elijah Goodwin preaches about the significance of unity in the church, emphasizing the breaking down of barriers between believers of different backgrounds and the formation of one body in Christ. He delves into the historical context of the early church, highlighting the controversy surrounding the inclusion of Gentile believers and the abolishment of the law of commandments to create a new man. Goodwin draws practical conclusions, stressing that God only establishes one church at a time, gives its laws and ordinances, and accompanies its formation with divine manifestations. He underscores the importance of the church of Christ and the need for peacemaking among believers to follow the example set by Jesus.

Elijah Goodwin preaches about the significance of the name 'Christian' as the family name of the religious association, derived from 'Christ' meaning 'anointed.' He emphasizes that all who wear this name are Scripturally regarded as the anointed people of God, reflecting the priesthood of believers under the new covenant. Goodwin delves into the sacredness of anointing in the Old Testament, highlighting the reverence for God's anointed ones. He explores the distinction, property, and patronymic nature of the name 'Christian,' pointing out its universal application and commemorative influence. Goodwin concludes by discussing the divine authority behind the name 'Christian,' supported by biblical references and prophecies.