G3306–μένω–menō

for the sake of the truth which is continually in our hearts and will be with us for ever.

μένουσαν menousan “is abiding”

No one has God, who instead of remaining true to the teaching of Christ, presses on in advance: but he who remains true to that teaching has both the Father and the Son.

μένων menōn “abiding”μένων menōn “abiding”

And they are seven kings: five of them have fallen, and the one is still reigning. The seventh has not yet come, but when he comes he must continue for a short time.

μεῖναι. meinai “to remain.”