'Remain' in the Bible

but their minds were hardened, for unto this day the same vail at the reading of the Old Covenant doth remain unwithdrawn -- which in Christ is being made useless --

I do not say this to condemn you, for I have said before that you are [nested] in our hearts [and you will remain there] to die together and to live together [with us].

(according as it hath been written, 'He dispersed abroad, he gave to the poor, his righteousness doth remain to the age,')