Which book mentions that the fullness of Deity dwells in human form?

The book that mentions the fullness of Deity dwelling in human form is Colossians. This phrase is specifically found in Colossians 2:9, where it emphasizes the divine nature of Christ, stating that all the fullness of the Godhead resides bodily in Him. This concept is fundamental in Christian theology, highlighting the belief in the incarnation of Jesus as both fully divine and fully human.

Colossians addresses various theological themes, including the supremacy of Christ and the reconciliation that believers have through Him. By asserting that the fullness of Deity is present in Christ, the author of Colossians affirms His divine authority and the completeness of salvation found in Him. Understanding this passage is crucial for grasping the nature of Christ and the implications for believers' lives and their relationship with God.