Matthew 5:18

18 For
I assure you: This is a phrase used only by Jesus to testify to the certainty and importance of His words; in Mt, Mk and Lk it is literally Amen, I say to you, and in Jn it is literally Amen, amen, I say to you.
I assure you: Until heaven and earth pass away, not the smallest letter
Or not one iota; iota is the smallest letter of the Gk alphabet.
or one stroke of a letter will pass from the law until all things are accomplished.
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