Al-Qasas 49

قُلْ فَأْتُوا۟ بِكِتَٰبٍ مِّنْ عِندِ ٱللَّهِ هُوَ أَهْدَىٰ مِنْهُمَآ أَتَّبِعْهُ إِن كُنتُمْ صَٰدِقِينَ ﴿٤٩﴾

Qul fatoo bikitabin min AAindi Allahi huwa ahda minhuma attabiAAhu in kuntum sadiqeena

Say (to them, O Muhammad SAW): "Then bring a Book from Allah, which is a better guide than these two [the Taurat (Torah) and the Quran], that I may follow it, if you are truthful." The Noble Quran