Contradictions and Paradoxes in 1 Chronicles 12:33

Matthew 26:52: Thinkest thou that I cannot now pray to my Father, and he shall presently give me more than twelve legions of angels?

2 Chronicles 20:17: Ye shall not [need] to fight in this [battle]: set yourselves, stand ye [still], and see the salvation of the LORD with you, O Judah and Jerusalem: fear not, nor be dismayed; to morrow go out against them: for the LORD [will be] with you.

2 Samuel 22:31: [As for] God, his way [is] perfect; the word of the LORD [is] tried: he [is] a buckler to all them that trust in him. [tried: or, refined]

Matthew 5:9: Blessed [are] the peacemakers: for they shall be called the children of God.

Psalms 20:7: Some [trust] in chariots, and some in horses: but we will remember the name of the LORD our God.

Romans 12:19: Dearly beloved, avenge not yourselves, but [rather] give place unto wrath: for it is written, Vengeance [is] mine; I will repay, saith the Lord.

Proverbs 21:31: The horse [is] prepared against the day of battle: but safety [is] of the LORD. [safety: or, victory]

Isaiah 2:4: And he shall judge among the nations, and shall rebuke many people: and they shall beat their swords into plowshares, and their spears into pruninghooks: nation shall not lift up sword against nation, neither shall they learn war any more. [pruninghooks: or, scythes]