(65) Prophetic Commentary on the Qur'an (Tafseer of the Prophet (pbuh))
كتاب التفسير
(13) His Statement: "Those (i.e., believers) unto whom the people (hypocrites) said, 'Verily the people (Mushrikūn) have gathered against you (a great army), therefore, fear them..."' (V .3:173)
Sahih al-Bukhari 4564 

Narrated Ibn `Abbas:

The last statement of Abraham when he was thrown into the fire was:--"Allah is Sufficient for us and He is the Best Disposer (of affairs for us)." (3.173)

حَدَّثَنَا مَالِكُ بْنُ إِسْمَاعِيلَ، حَدَّثَنَا إِسْرَائِيلُ، عَنْ أَبِي حَصِينٍ، عَنْ أَبِي الضُّحَى، عَنِ ابْنِ عَبَّاسٍ، قَالَ كَانَ آخِرَ قَوْلِ إِبْرَاهِيمَ حِينَ أُلْقِيَ فِي النَّارِ حَسْبِيَ اللَّهُ وَنِعْمَ الْوَكِيلُ‏.‏
Reference : Sahih al-Bukhari 4564
In-book reference : Book 65, Hadith 86
USC-MSA web (English) reference : Vol. 6, Book 60, Hadith 87
  (deprecated numbering scheme)