((إِذَا أَكَلَ أَحَدُكُمْ طَعَاماً فَلْيَقُلْ بِسْمِ اللَّهِ، فَإِنْ نَسِيَ فِي أَوَّلِهِ فَلْيَقُلْ بسمِ اللَّهِ فِي أَوَّلِهِ وَآخِرِهِ)).
Transliteration
(When you are about to eat, you should say:(Bismil-lah.)and if you forget to say it before starting, then you should say (when you remember):Bismil-lahi fee awwalihi wa-akhirih.)
Translation
(When you are about to eat, you should say:(Bismil-lah.)and if you forget to say it before starting, then you should say (when you remember):In the name of Allah in it’s beginning and end.)
Source
Hisnul Muslim (Fortress of the Muslim), No. 178 — chapter “Invocations before eating”. hisnmuslim.com
Related Duas
Invocations before eating
Supplication 2 of 2
((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.))
Hisnul Muslim · No. 179
Invocations after eating
Supplication 1 of 2
((الْحَمْدُ لِلَّهِ الَّذِي أَطْعَمَنِي هَذَا، وَرَزَقَنِيهِ، مِنْ غَيْرِ حَوْلٍ مِنِّي وَلاَ قُوَّةٍ)).
(All praise is for Allah who fed me this and provided it for me without any might nor power from myself.)
Hisnul Muslim · No. 180
((اللَّهُمَّ بَارِكْ لَهُمْ فِيمَا رَزَقْتَهُم، وَاغْفِرْ لَهُمْ وَارْحَمْهُمْ)).
(O Allah, bless for them, that which You have provided them, forgive them and have mercy upon them.)
Hisnul Muslim · No. 182
((اللَّهُمَّ أَطْعِمْ مَنْ أَطْعَمَنِي، وَاسْقِ مَنْ سَقَانِي)).
(O Allah, feed him who fed me, and provide with drink him who provided me with drink.)
Hisnul Muslim · No. 183