'Contending' in the Bible

He called the name of the place Massah and Meribah, because of the contending of the Israelites and because of their testing the Lord, saying, "Is the Lord among us or not?"

I will say to God, 'Do not condemn me; tell me why you are contending with me.'

Only conduct yourselves in a manner worthy of the gospel of Christ so that -- whether I come and see you or whether I remain absent -- I should hear that you are standing firm in one spirit, with one mind, by contending side by side for the faith of the gospel,