Thus saith God the LORD, he that created the heavens, and stretched them out; he that spread forth the earth, and that which cometh out of it; he that giveth breath unto the people upon it, and spirit to them that walk therein:
Previously God had spoken of Messiah; now (Isaiah 42:5-7) He speaks to Him. To show to all that He is able to sustain the Messiah in his appointed work, and that all might accept Messiah as commissioned by such a mighty God, He commences by announcing Himself as the Almighty Creator and Preserver of all things.
Spread forth the earth - (Psalms 136:6.)