Psalms 104:4

104:4 He makes the winds his messengers,

and the flaming fire his attendant.

Matthew 14:26

14:26 When the disciples saw him walking on the water they were terrified and said, “It’s a ghost!” and cried out with fear.

Luke 24:37-39

24:37 But they were startled and terrified, thinking they saw a ghost. 24:38 Then he said to them, “Why are you frightened, and why do doubts arise in your hearts? 24:39 Look at my hands and my feet; it’s me! Touch me and see; a ghost does not have flesh and bones like you see I have.”

Hebrews 1:7

1:7 And he says of the angels, “He makes his angels spirits and his ministers a flame of fire,”

Hebrews 1:14

1:14 Are they not all ministering spirits, sent out to serve those who will inherit salvation?