What does John 17:2-3 teach about Jesus' authority?

In John 17:2-3, Jesus speaks to His Father, indicating that He has been given authority over all flesh to grant eternal life to those whom the Father has given Him. This passage illustrates the profound sovereignty of Christ and the divine plan of redemption wherein He alone possesses the power to bestow eternal life. It underscores the relationship between the Father, Son, and the elect—demonstrating that the gift of eternal life is contingent upon God's sovereign choice and Christ's redemptive work.