American Standard Version (ASV):
Say to them that are of a fearful heart, Be strong, fear not: behold, your God will come [with] vengeance, [with] the recompense of God; he will come and save you.
King James Version (KJV):
Say to them [that are] of a fearful heart, Be strong, fear not: behold, your God will come [with] vengeance, [even] God [with] a recompence; he will come and save you.