We see how God teaches the prophet Elijah to trust Him day by day, meal by meal and need by need, and then Elijah is able to teach this lesson to others. The secret to effective prayer is prayer based on the word of God. Effective prayer is not thinking of something big, and praying that God will do it. The core of effective prayer is for us to pray for the things that God has promised in His word that He will do. Other passages mentioned include: Deuteronomy 11:16-17; Genesis 19:1-11; Psalm 27:5; Proverbs 18:10; 1 Kings 4:22-23; James 2:5.