'Assured' in the Bible

And if he that sanctified the field will indeed redeem it, then he shall add the fifth part of the money of thy estimation unto it, and it shall be assured to him.

Then said I, Ah, Lord Jehovah! behold, the prophets say unto them, Ye shall not see the sword, neither shall ye have famine; but I will give you assured peace in this place.

and being fully assured that what he had promised, he was able also to perform.

One man esteemeth one day above another: another esteemeth every day alike . Let each man be fully assured in his own mind.

Epaphras, who is one of you, a servant of Christ Jesus, saluteth you, always striving for you in his prayers, that ye may stand perfect and fully assured in all the will of God.

But abide thou in the things which thou hast learned and hast been assured of, knowing of whom thou hast learned them.