"Be strengthened, and be manly, O Philistines! Otherwise, you may serve the Hebrews, as they also have served you. Be strengthened and wage war!
Other versions
King James Version
Be strong, and quit yourselves like men, O ye Philistines, that ye be not servants unto the Hebrews, as they have been to you: quit yourselves like men, and fight. English Standard Version
Take courage, and be men, O Philistines, lest you become slaves to the Hebrews as they have been to you; be men and fight."New International Version
Be strong, Philistines! Be men, or you will be subject to the Hebrews, as they have been to you. Be men, and fight!"