Isaiah 42:8: God Will Not Share His Glory
God's zeal for his own glory is the settled commitment of the only true God to be known as he actually is. Isaiah 42:8 ties that commitment to his name and sets it against every rival, including the idols of the nations.
The baptism of the Lord in the church year: A Biblical Guide
Isaiah 42:1–9 introduces a servant whom God upholds, chooses, and delights in, and on whom God places his Spirit. His mission is quiet and unrelenting, and the Father's voice at the Jordan echoes this language of chosenness and delight.