How do we know that Christ glorified God?

In John 17:4, Jesus claims to have glorified the Father on earth, which is evident in multiple facets of His life and ministry. His birth fulfilled God's promise, revealing His purpose to save sinners. Through obedience to His parents and the execution of His divine mission, Christ exemplified submission to God's will. His ministry involved preaching the gospel, healing the brokenhearted, and performing miracles that revealed God's character. Each act of His life was a testament to God's glory, demonstrating that He came to fulfill the Father's will and complete the work assigned to Him.