In this sermon, the speaker emphasizes the faithfulness of God and His ability to provide for His people. The speaker highlights the verse that says "The Word of the Lord runs swiftly" and expresses excitement and praise for this truth. The speaker encourages listeners to trust in God's faithfulness and to recognize that His words are true. The sermon also references various scriptures that demonstrate God's faithfulness, such as His control over creation and His ability to command the sun, clouds, and lightning.