If ye backslide after the clear (Signs) have come to you, then know that Allah is Exalted in Power, Wise.
According to the Study Quran,
“The word stumble (zalla) can also mean “to slip” or “to err.” The clear
proofs can refer to the Prophet, the Quran, Islam, or all of them (Ṭ).”
Nasr, Hossein (2015). Study Quran. http://www.islamicweblibrary.com/wp-content/uploads/2020/04/TheStudyQuran.pdf