What does it mean to cast all your care upon Him?

To cast all your care upon Him, as noted in 1 Peter 5:7, involves relinquishing our anxieties and burdens to God, trusting that He is able to handle our tribulations and difficulties. This act signifies a deep reliance on God's sovereignty and mercy. In the sermon, it is stressed that the children of Israel, in their weakness, called upon the Lord, illustrating the necessity of entrusting our problems to Him. By doing so, we recognize that He is our strength and the deliverer who fights our battles.