Original Verse:
Isaiah Chapter 8 Verse 12Say ye not, A conspiracy, concerning all whereof this people shall say, A conspiracy; neither fear ye their fear, nor be in dread [thereof].

Reference Verses:
Isaiah Chapter 10 Verse 24Therefore thus saith the Lord, Jehovah of hosts, O my people that dwellest in Zion, be not afraid of the Assyrian, though he smite thee with the rod, and lift up his staff against thee, after the manner of Egypt.
1st Peter Chapter 3 Verse 14But even if ye should suffer for righteousness` sake, blessed [are ye:] and fear not their fear, neither be troubled;