Surah Al-Qiyamah 75:14

بَلِ ٱلْإِنسَـٰنُ عَلَىٰ نَفْسِهِۦ بَصِيرَةٌ

Rather, man, against himself, will be a witness,

Translation: Saheeh International

Tafsir

Rather man has insight into his own soul for his limbs will speak of his deeds the hā’ sc. the tā’ marbūta in basīratun is for hyperbole and so he must be requited

Excerpt from Tafsir al-Jalalayn, commentary on 75:14, via Quran.com. The reader has the full commentary and 9 more tafsirs.