6 Bible Verses about Being Assertive

But, on the other hand, we shall go on holding to the truth and in love growing up into perfect union with Him, that is, Christ Himself who is the Head.

"You have heard that it was said, 'An eye for an eye and a tooth for a tooth.' But I tell you not to resist the one who injures you, but if anyone slaps you on one cheek, turn him the other, too; and if anyone wants to sue you for your shirt, let him have your coat, too.read more.
And if anyone forces you to go one mile, go with him two. If anyone, whoever he may be, keeps on begging you, give to him; if anyone wants to borrow from you, do not turn him away.

And He has given some men to be apostles, some to be prophets, some to be evangelists, some to be pastors and teachers, for the immediate equipment of God's people for the work of service, for the ultimate building up of the body of Christ,

So, as I have such a hope, I speak with the greatest boldness,

If you do get angry, you must stop sinning in your anger. Do not ever let the sun go down on your anger; stop giving the devil a chance.

for the weapons used in my warfare are not mere human ones, but through my God are mighty for demolishing fortresses. For I am demolishing arguments and every barrier that is raised against the genuine knowledge of God, taking captive every thought to make it obedient to Christ,