Surah Al-Baqarah 2:225

لَّا يُؤَاخِذُكُمُ ٱللَّهُ بِٱللَّغْوِ فِىٓ أَيْمَـٰنِكُمْ وَلَـٰكِن يُؤَاخِذُكُم بِمَا كَسَبَتْ قُلُوبُكُمْ ۗ وَٱللَّهُ غَفُورٌ حَلِيمٌ

Allāh does not impose blame upon you for what is unintentional in your oaths, but He imposes blame upon you for what your hearts have earned. And Allāh is Forgiving and Forbearing.

Translation: Saheeh International

Tafsir

God will not take you to task for a slip that results in your oaths which is what the tongue utters spontaneously and unintentionally such as ‘By God’ ‘Indeed by God’ in such instances there is no sin and no redemption required; …

Excerpt from Tafsir al-Jalalayn, commentary on 2:225, via Quran.com. The reader has the full commentary and 9 more tafsirs.