The Bible said that Solomon while dedicating the temple prayed and when he finished praying fire came down from heaven.
when Elijah finished praying at the evening sacrifice fire came down from heaven.
On the day of Pentecost tongues of fire came down on the disciple like a mighty rushing wind after they have been waiting on the Lord in prayer.
We need fresh fire through prayer.
Psalm 141: 2 let my prayer rise up to you as the evening sacrifice.