1 Samuel 4:9

Be strong, and be for men, Philisteim, lest ye shall serve to the Hebrews as they served to you: and be for men and fight

Judges 13:1

And the sons of Israel will add to do evil in the eyes of Jehovah; and Jehovah will give them into the hand of Philisteim forty years.

1 Corinthians 16:13

Watch ye, stand in the faith, be manly, be strengthened..

2 Samuel 10:12

Be strong, and we will be strong for our people, and for the cities of our God: and Jehovah shall do the good in his eyes.

Deuteronomy 28:47-48

Because that thou servedst not Jehovah thy God injoy and in a good heart for the multitude of all things.

Judges 10:7

And the wrath of Jehovah will kindle against Israel, and he will sell them into the hand of Philisteim, and into the hand of the sons of Ammon.

Isaiah 14:2

And peoples took them and brought them to their place, and the house of Israel inherited them upon the land of Jehovah for servants and for maids: and they were captives to those having been made captives, and they came down upon those pressing them.

Isaiah 33:1

Wo to thee oppressing, and thou not oppressed; and spoiling, and they spoiled not upon thee! when thou finishing to oppress, thou shalt be oppressed; when thou ceasing to spoil, they shall spoil upon thee.

Ephesians 6:10-11

As to the rest, my brethren, be strengthened in the Lord, and in the strength of his power.

Treasury of Scripture Knowledge

Summary

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.

Bible References

As they have

Deuteronomy 28:47
Because that thou servedst not Jehovah thy God injoy and in a good heart for the multitude of all things.
Judges 10:7
And the wrath of Jehovah will kindle against Israel, and he will sell them into the hand of Philisteim, and into the hand of the sons of Ammon.
Judges 13:1
And the sons of Israel will add to do evil in the eyes of Jehovah; and Jehovah will give them into the hand of Philisteim forty years.
Isaiah 14:2
And peoples took them and brought them to their place, and the house of Israel inherited them upon the land of Jehovah for servants and for maids: and they were captives to those having been made captives, and they came down upon those pressing them.
Isaiah 33:1
Wo to thee oppressing, and thou not oppressed; and spoiling, and they spoiled not upon thee! when thou finishing to oppress, thou shalt be oppressed; when thou ceasing to spoil, they shall spoil upon thee.