While he (Mohammad) had come with the truth [as presented by the Prophets before him and nothing of new], confirming the truthfulness of the previous Prophets [who had repeated the same message again and again before Mohammad.]
Faridul Haque
In fact he has brought the Truth, and testified for the Noble Messengers
Hasan Al-Fatih Qaribullah
No, indeed, he has brought the truth, and confirmed the Messengers
Nay, (this Prophet is neither insane nor a poet,) the fact is that he brought the everlasting truth and has testified to the truth of (all) the Messengers (gone before him)
Nay! he (Muhammad SAW) has come with the truth (i.e. Allahs Religion - Islamic Monotheism and this Quran) and he confirms the Messengers (before him who brought Allahs religion - Islamic Monotheism)
No, rather, he has come as the Truth and confirmed the Rasuls.
Sayyed Abbas Sadr-Ameli
Nay: he has come with the Truth and verified the (former) messengers.
Al-muntakhab fi tafsir al-Qur'an al-Karim
When to the contrary, he presented to them the spirit of truth that guides into all truth, confirming the divine message related to the people by the Messengers who were sent before him