Not graded
Hisn al-Muslim (Fortress of the Muslim) 179
((مَنْ أَطْعَمَهُ اللَّهُ الطَّعَامَ فَلْيَقُلْ: اللَّهُمَّ بَارِكْ لَنَا فِيهِ وَأَطْعِمْنَا خَيْراً مِنْهُ، وَمَنْ سَقَاهُ اللَّهُ لَبَناً فَلْيَقُلْ اللَّهُمَّ بَارِكْ لَنَا فِيهِ وَزِدْنَا مِنْهُ)).
(Whomever Allah feeds, should say:(O Allah, bless it for us and feed us better than it.) and whomever Allah gives milk to drink should say:(O Allah, bless it for usand give us more of it.))
Cited in Hisn al-Muslim (Fortress of the Muslim) (No. 179).