NET
4 Tell him, ‘Make sure you stay calm! Don’t be afraid. Don’t be intimidated by these two stubs of smoking logs, or by the raging anger of Rezin, Syria, and the son of Remaliah.
Darby
4 and thou shalt say unto him, Take heed and be quiet; fear not, and let not thy heart faint before these two ends of smoking firebrands, because of the fierce anger of Rezin and Syria, and of the son of Remaliah.
KJV
4 And say unto him, Take heed, and be quiet; fear not, neither be fainthearted for the two tails of these smoking firebrands, for the fierce anger of Rezin with Syria, and of the son of Remaliah.