The glory of God has been visible in Christ in yet one more way. Jesus has revealed God’s name (Greek onoma, “name”; NIV “you”; 17:6). Paul says the same: this Christ who emptied himself is the bearer of “the name that is above every name” (Phil. 2:9). The name of God is a vital Old Testament concept beginning with Moses’s experience on Sinai (Exod. 3:13–15; Deut. 12:5; Isa. 52:6), and Jesus has given this throughout his public ministry in the great “I am” sayings (e.g., 8:28, 58). In the Old Testament, possessing God’s name is precious; it implies relationship, obedience, and knowledge. Only Christians possess God’s name in this Old Testament sense (17:6), and they alone draw the correct inference: the Son who bears this name …
Baker Publishing Group, The Baker Illustrated Bible Commentary, by Gary M. Burge