'Against' in the Bible

and I beseech you, that, being present, I may not have courage, with the confidence with which I reckon to be bold against certain reckoning us as walking according to the flesh;

reasonings bringing down, and every high thing lifted up against the knowledge of God, and bringing into captivity every thought to the obedience of the Christ,

for we are not able to do anything against the truth, but for the truth;