This is Jesus' famous invitation to find true rest from life's struggles in Him. Dedication to Christ doesn't mean you'll be burdened with new worries. On the contrary, service to Christ means freedom from guilt and sin.
Every good and perfect gift is from above, coming down from the Father of the heavenly lights, who does not change like shifting shadows. He chose to give us birth through the word of truth, that we might be a kind of firstfruits of all he created.
Philippians (KJV) ~ "Wherefore God also hath highly exalted him, and given him a name which is above every name: That at the name of Jesus every knee should bow, of things in heaven, and things in earth, and things under the earth;