Surah Al-Baqarah 2:203

۞ وَٱذْكُرُوا۟ ٱللَّهَ فِىٓ أَيَّامٍ مَّعْدُودَٰتٍ ۚ فَمَن تَعَجَّلَ فِى يَوْمَيْنِ فَلَآ إِثْمَ عَلَيْهِ وَمَن تَأَخَّرَ فَلَآ إِثْمَ عَلَيْهِ ۚ لِمَنِ ٱتَّقَىٰ ۗ وَٱتَّقُوا۟ ٱللَّهَ وَٱعْلَمُوٓا۟ أَنَّكُمْ إِلَيْهِ تُحْشَرُونَ

And remember Allāh during [specific] numbered days. Then whoever hastens [his departure] in two days - there is no sin upon him; and whoever delays [until the third] - there is no sin upon him - for him who fears Allāh. And fear Allāh and know that unto Him you will be gathered.

Translation: Saheeh International

Tafsir

And remember God by making takbīr saying Allāhu akbar ‘God is Great’ while you cast your stones at the Jamarāt during certain days numbered the three days of tashrīq. …

Excerpt from Tafsir al-Jalalayn, commentary on 2:203, via Quran.com. The reader has the full commentary and 9 more tafsirs.