81st Ayah from Surah Az Zukhruf
Sahih International
Say, [O Muhammad], "If the Most Merciful had a son, then I would be the first of [his] worshippers."
Abdul Haleem
Say [Prophet], ‘If the Lord of Mercy [truly] had offspring I would be the first to worship [them], but-
Mohsin Khan/Hilali
Say (O Muhammad SAW): "If the Most Beneficent (Allah) had a son (or children as you pretend), then I am the first of Allah's worshippers [who deny and refute this claim of yours (and the first to believe in Allah Alone and testify that He has no children)]." [Tafsir At-Tabari].
Taqi Usmani
Say, “Had there been a son for the RaHmān, I would have been the first to worship.”
Pickthall
Say (O Muhammad): If the Beneficent One hath a son, then, I shall be first among the worshippers. (But there is no son).
Pickthall
Say: "If (Allah) Most Gracious had a son, I would be the first to worship."