Qur'ān 61:3 · As-Saff (الصف)

كَبُرَ مَقْتًا عِندَ ٱللَّهِ أَن تَقُولُوا۟ مَا لَا تَفْعَلُونَ

Great is hatred in the sight of Allah that you say what you do not do.