# he commanded and aroused the windstorm that stirs up the seas

"he commanded the wind and caused it become a great windstorm that stirred up the sea"

# windstorm

a strong wind, like the wind that accompanies a strong rain storm

# that stirs up the seas

Here David describes the winds causing the waves to become high as if the wind was an object fiercely stirring something. Alternate translation: "that caused the waves of the sea to become very high" (See: [[rc://en/ta/man/jit/figs-metaphor]])