God, The One who made all things and for Whose Glory all things exist, wanted many people to be His children and share His Glory. So He did what He needed to do. He made perfect The One Who leads those people to salvation. He made Jesus A Perfect Savior through His suffering.
Hebrews 2:10 (ERV)

Then when Christ The Chief Shepherd returns, you will be given a crown that will never lose its glory.
I Peter 5:4 (CEV)

And He said to them, “But who do you say that I Am?” Peter replied, “The Christ (The Messiah, The Anointed) of God!”
Luke 9:20 (AMP)

The Stone that the builders rejected has become The Very Stone that holds together the entire foundation.
Psalm 118:22 (VOICE)