Study this verse
As-Saff 61:3
كَبُرَ مَقْتًا عِندَ ٱللَّهِ أَن تَقُولُوا۟ مَا لَا تَفْعَلُونَ
(3) Greatly hateful in the sight of Allāh is that you say what you do not do.
English Translation - Noor International Center · QuranEnc.com · v1.1.2 ↗
Issued by Noor International Center.
Translations convey an interpretation of meaning. The Arabic Quran remains the original text. Sources ↗