ESV: When this comes — and come it will! — then they will know that a prophet has been among them."
NIV: "When all this comes true—and it surely will—then they will know that a prophet has been among them."
NASB: So when it comes— as it certainly will—then they will know that a prophet has been among them.'
CSB: Yet when all this comes true —and it definitely will—then they will know that a prophet has been among them."
NLT: But when all these terrible things happen to them — as they certainly will — then they will know a prophet has been among them.'
KJV: And when this cometh to pass, (lo, it will come,) then shall they know that a prophet hath been among them.
NKJV: And when this comes to pass—surely it will come—then they will know that a prophet has been among them.”