Mark 4:40

The wind fell, and there ensued a great calm. Then he said to them. "Why are you so afraid? Have you still no faith?"

Mark 5:36

But Jesus, paying no attention to the remark, said to the warden of the synagogue, "Have no fear, only believe."

Treasury of Scripture Knowledge

Summary

And Isaiah said unto them, Thus shall ye say unto your master, Thus saith the LORD, Be not afraid of the words that thou hast heard, wherewith the servants of the king of Assyria have blasphemed me.

Bible References

Be not

Mark 4:40
The wind fell, and there ensued a great calm. Then he said to them. "Why are you so afraid? Have you still no faith?"
Mark 5:36
But Jesus, paying no attention to the remark, said to the warden of the synagogue, "Have no fear, only believe."