6 Bible Verses about Being Assertive

But we shall lovingly hold to the truth, and shall in all respects grow up into union with Him who is our Head, even Christ.

"You have heard that it was said, 'Eye for eye, tooth for tooth.' But I tell you not to resist a wicked man, but if any one strikes you on the right cheek, turn the other to him as well. If any one wishes to go to law with you and to deprive you of your under garment, let him take your outer one also.read more.
And whoever shall compel you to convey his goods one mile, go with him two. To him who asks, give: from him who would borrow, turn not away.

And He Himself appointed some to be Apostles, some to be Prophets, some to be evangelists, some to be pastors and teachers, in order fully to equip His people for the work of serving--for the building up of Christ's body--

Therefore, cherishing a hope like this, we speak without reserve, and we do not imitate Moses,

If angry, beware of sinning. Let not your irritation last until the sun goes down; and do not leave room for the Devil.

The weapons with which we fight are not human weapons, but are mighty for God in overthrowing strong fortresses. For we overthrow arrogant 'reckonings,' and every stronghold that towers high in defiance of the knowledge of God, and we carry off every thought as if into slavery--into subjection to Christ;