ESV: For if you refuse to let my people go, behold, tomorrow I will bring locusts into your country,
NIV: If you refuse to let them go, I will bring locusts into your country tomorrow.
NASB: For if you refuse to let My people go, behold, tomorrow I will bring locusts into your territory.
CSB: But if you refuse to let my people go, then tomorrow I will bring locusts into your territory.
NLT: If you refuse, watch out! For tomorrow I will bring a swarm of locusts on your country.
KJV: Else, if thou refuse to let my people go, behold, to morrow will I bring the locusts into thy coast:
NKJV: Or else, if you refuse to let My people go, behold, tomorrow I will bring locusts into your territory.