3 Bible Verses about Saying The Same Things

Now I urge you, brothers, through the name [i.e., by the authority] of our Lord Jesus Christ, that you should all agree in what you say, so that no divisions [continue] among you. Be restored [to unity] by having common thoughts and convictions [i.e., in spiritual matters].

And this was predicted by the message of the prophets when they wrote [Amos 9:11ff],

Peter replied to Him, "Even if I have to die with you, still I will not deny [knowing] you." And all [the rest of] the disciples said the same thing.