Luke 3:9

3:9 Even now the ax is laid at the root of the trees, and every tree that does not produce good fruit will be cut down and thrown into the fire.”

Luke 3:16-17

3:16 John answered them all, “I baptize you with water, but one more powerful than I am is coming – I am not worthy to untie the strap of his sandals. He will baptize you with the Holy Spirit and fire. 3:17 His winnowing fork is in his hand to clean out his threshing floor and to gather the wheat into his storehouse, but the chaff he will burn up with inextinguishable fire.”

Luke 12:28

12:28 And if this is how God clothes the wild grass, which is here today and tomorrow is tossed into the fire to heat the oven, how much more will he clothe you, you people of little faith!

Luke 16:24

16:24 So he called out, ‘Father Abraham, have mercy on me, and send Lazarus to dip the tip of his finger in water and cool my tongue, because I am in anguish in this fire.’