New Revised Standard Version
Rather, go by yourself and act; be strong in battle, or God will fling you down before the enemy; for God has power to help or to overthrow.”

Contemporary English Version
and so he will let your enemies defeat you, even if you fight hard. He is the one who brings both victory and defeat."

New American Bible
Instead, go on your own, strongly prepared for the battle; why should the LORD hinder you in the face of the enemy: for with God is power to help or to hinder.”

Douay-Rheims Bible
And if thou think that battles consist in the strength of the army, God will make thee to be overcome by the enemies: for it belongeth to God both to help, and to put to flight.

And if thou think that battles consist in the strength of the army, God will make thee to be overcome by the enemies: for it belongeth to God both to help, and to put to flight.

be strong

2 Chronicles 18:14 So he came to the king: and the king said to him: Micheas, shall we go to Ramoth Galaad to fight, or forbear? And he answered him: Go up, for all shall succeed prosperously, and the enemies shall be delivered into your hands.

Ecclesiastes 11:9 Rejoice therefore, O young man, in thy youth, and let thy heart be in that which is good in the days of thy youth, and walk in the ways of thy heart, and in the sight of thy eyes: and know that for all these God will bring thee into judgment.

Isaiah 8:9,10 Gather yourselves together, O ye people, and be overcome, and give ear, all ye lands afar off: strengthen yourselves, and be overcome, gird yourselves, and be overcome. . . .

Joel 3:9-14 Proclaim ye this among the nations: Prepare war, raise up the strong: let them come, let all the men of war come up. . . .

Matthew 26:45 Then he cometh to his disciples and said to them: Sleep ye now and take your rest. Behold the hour is at hand: and the Son of man shall be betrayed into the hands of sinners.

God hath power

2 Chronicles 14:11 And he called upon the Lord God, and said: Lord, there is no difference with thee, whether thou help with few, or with many: help us, O Lord our God: for with confidence in thee, and in thy name we are come against this multitude. O Lord thou art our God, let not man prevail against thee.

2 Chronicles 20:6 And said: O Lord God of our fathers, thou art God in heaven, and rulest over all the kingdoms and nations, in thy hand is strength and power, and no one can resist thee.

Judges 7:7 And the Lord said to Gedeon: By the three hundred men, that lapped water, I will save you, and deliver Madian into thy hand: but let all the rest of the people return to their place.

1 Samuel 14:6 And Jonathan said to the young man that bore his armour: Come, let us go over to the garrison of these uncircumcised, it may be the Lord will do for us: because it is easy for the Lord to save either by many, or by few.

Job 5:18 For he woundeth, and cureth: he striketh, and his hands shall heal.

Job 9:13 God, whose wrath no man can resist, and under whom they stoop that bear up the world.

Psalm 20:7 Some trust in chariots, and some in horses: but we will call upon the name of the Lord, our God.

Psalm 33:16-10 The king is not saved by a great army: nor shall the giant be saved by his own great strength. . . .

Psalm 62:11 God hath spoken once, these two things have I heard, that power belongeth to God,

Ecclesiastes 9:11 I turned me to another thing, and I saw that under the sun, the race is not to the swift, nor the battle to the strong, nor bread to the wise, nor riches to the learned, nor favour to the skilful: but time and chance in all.

army [heb] band

2 Chronicles 25:13 But that army which Amasias had sent back, that they should not go with him to battle, spread themselves among the cities of Juda, from Samaria to Beth-horon, and having killed three thousand took away much spoil.

the Lord

2 Chronicles 1:12 Wisdom and knowledge are granted to thee: and I will give thee riches, and wealth, and glory, so that none of the kings before thee, nor after thee, shall be like thee.

Deuteronomy 8:18 But remember the Lord thy God, that he hath given thee strength, that he might fulfil his covenant, concerning which he swore to thy fathers, as this present day sheweth.

Psalm 24:1 On the first day of the week, a psalm for David. The earth is the Lord's and the fulness thereof: the world, and all they that dwell therein.

Proverbs 10:22 A fool worketh mischief as it were for sport: but wisdom is prudence to a man.

Haggai 2:8 The silver is mine, and the gold is mine, saith the Lord of hosts.

Luke 18:29,30 Who said to them: Amen, I say to you, there is no man that hath left home or parents or brethren or wife or children, for the kingdom of God's sake, . . .

Philippians 4:19 And may my God supply all your want, according to his riches in glory in Christ Jesus.