Exodus 9:18–20

18 Tomorrow at this time I will rain down the worst hailf that has ever occurred in Egypt from the day it was founded until now. 19 Therefore give orders to bring your livestock and all that you have in the field into shelters. Every person and animal that is in the field and not brought inside will die when the hail falls on them.” 20 Those among Pharaoh’s officials who feared the word of the Lord made their servants and livestock flee to shelters,