and the fifth [time], that God's curse be upon her if he is telling the truth,

And the fifth (oath) should be that she solemnly invokes the wrath of God on herself if (her accuser) is telling the truth.

And a fifth (time) that the wrath of Allah be upon her if he speaketh truth.

And the fifth (time) that the wrath of Allah to be on her, if he is of those who speak the truth.

And the fifth [oath will be] that the wrath of Allah be upon her if he was of the truthful.