Perfected and Perfecting: The Theme of Perfection in Hebrews

In order to dwell with God, God’s people needed to be perfected. And there was one man fit for the job—the God-man who had been perfected himself.
Combatting Self-Salvation: An Insight into the Early Creeds

When theological questions regarding the trinity and the deity of Christ arose in the early church, they responded with written creeds, and it was these statements of orthodoxy which guarded the gospel of grace.
Four Vital Areas of Doctrine for Clear Christian Confession

A faithful confession requires clarity in at least four areas: historic biblical orthodoxy, soteriology, the necessity of confessing, and ecclesiology. To remove any of these foundational blocks risks toppling the tower.