1 Kings 8:56 (NIV) Praise be to the LORD, who has given rest to his people Israel just as he promised. Not one word has failed of all the good promises he gave through his servant Moses.
Romans 4:20-21 (NIV) 20 Yet he did not waver through unbelief regarding the promise of God, but was strengthened in his faith and gave glory to God, 21 being fully persuaded that God had power to do what he had promised.
2 Corinthians 1:20 (NIV) For no matter how many promises God has made, they are "Yes" in Christ. And so through him the "Amen" is spoken by us to the glory of God.
"God never made a promise that was too good to be true." --D.L. Moody
Elesha Hodge, comp., Today's Best Illustrations – Volumes 1-4, (Carol Stream, IL: Christianity Today, 1997), WORDsearch CROSS e-book, Under: "PROMISES".