'Remain' in the Bible

(for they being not yet born, neither having done anything good or evil, that the purpose of God, according to choice, might remain; not of works, but of Him who is calling,) it was said to her --

Lo, then, goodness and severity of God -- upon those indeed who fell, severity; and upon thee, goodness, if thou mayest remain in the goodness, otherwise, thou also shalt be cut off.

And those also, if they may not remain in unbelief, shall be graffed in, for God is able again to graff them in;