American Standard Version (ASV):
And if the family of Egypt go not up, and come not, neither [shall it be] upon them; there shall be the plague wherewith Jehovah will smite the nations that go not up to keep the feast of tabernacles.
King James Version (KJV):
And if the family of Egypt go not up, and come not, that [have] no [rain]; there shall be the plague, wherewith the LORD will smite the heathen that come not up to keep the feast of tabernacles.