New Revised Standard Version
and if you are willing to accept it, he is Elijah who is to come.

Contemporary English Version
And if you believe them, John is Elijah, the prophet you are waiting for.

New American Bible
And if you are willing to accept it, he is Elijah, the one who is to come.

Douay-Rheims Bible
And if you will receive it, he is Elias that is to come.

And if you will receive it, he is Elias that is to come.

if.

Ezekiel 2:5 If so be they at least will hear, and if so be they will forbear, for they are a provoking house: and they shall know that there hath been a prophet in the midst of them.

Ezekiel 3:10,11 And he said to me: Son of man, receive in thy heart, and hear with thy ears, all the words that I speak to thee: . . .

John 16:12 I have yet many things to say to you: but you cannot bear them now.

1 Corinthians 3:2 I gave you milk to drink, not meat: for you were not able as yet. But neither indeed are you now able: for you are yet carnal.

this.

Matthew 17:10-13 And his disciples asked him, saying: Why then do the scribes say that Elias must come first? . . .

Malachi 4:5 Behold, I will send you Elias the prophet, before the coming of the great and dreadful day of the Lord.

Mark 9:11-13 And they asked him, saying: Why then do the Pharisees and scribes say that Elias must come first? . . .

Luke 1:17 And he shall go before him in the spirit and power of Elias: that he may turn the hearts of the fathers unto the children and the incredulous to the wisdom of the just, to prepare unto the Lord a perfect people.

John 1:21-23 And they asked him: What then? Art thou Elias? And he said: I am not. Art thou the prophet? And he answered: No. . . .

Revelation 20:4 And I saw seats. And they sat upon them: and judgment was given unto them. And the souls of them that were beheaded for the testimony of Jesus and for the word of God and who had not adored the beast nor his image nor received his character on their foreheads or in their hands. And they lived and reigned with Christ a thousand years.