Mark 4:37 (BSB)

Soon a violent windstorm came up, and the waves were breaking over the boat, so that it was being swamped.

From Mark 4. Also in the ESV.

Commentary on Mark 4:37

• Matthew Henry (Presbyterian), Matthew Henry's Complete Commentary on Mark 4:35-41: This miracle which Christ wrought for the relief of his disciples, in stilling the storm, we had before (Mat 8:23, etc.); but it is here more fully related. Observe, 1. It was the same day that he had preached out of a ship, when the even was come, Mar 4:35.
• Geneva Bible Notes (Reformed), Geneva Bible Study Notes on Mark 4:37: And there arose a great storm of wind, and the waves beat into the ship, so that it was now full. (6) They that sail with Christ, although he seems to sleep ever so soundly when they are in danger, yet they are preserved by him in due time, being awakened.
• Adam Clarke (Methodist), Clarke's Commentary on the Bible on Mark 4:37: A great storm of wind - See on Mat 8:24 (note).