Surah An-Najm 53:11

مَا كَذَبَ ٱلْفُؤَادُ مَا رَأَىٰٓ

The heart did not lie [about] what it saw.

Translation: Saheeh International

Tafsir

The heart the heart of the Prophet did not deny read khadhaba or kadhdhaba what he saw with his own eyes of the image of Gabriel.

Excerpt from Tafsir al-Jalalayn, commentary on 53:11, via Quran.com. The reader has the full commentary and 9 more tafsirs.