((بِسْمِ اللَّهِ وَاللَّهُ أَكْبَرُ [اللَّهُمَّ مِنْكَ وَلَكَ] اللَّهُمَّ تَقَبَّلْ مِنِّي)).
Transliteration
(Bismil-lah wallahu akbar, allahumma minka walak, allahumma taqabbal minnee.)
Translation
(In the name of Allah, and Allah is the greatest. O Allah, (it is) from You and belongs to You, O Allah, accept this from me.)
Source
Hisnul Muslim (Fortress of the Muslim), No. 246 — chapter “What to say when slaughtering or sacrificing an animal”. hisnmuslim.com
Related Duas
((لَبَّيْكَ اللَّهُمَّ لَبَّيْكَ، لَبَّيْكَ لاَ شَرِيكَ لَكَ لَبَّيْكَ، إِنَّ الْحَمْدَ، وَالنِّعْمَةَ، لَكَ وَالْمُلْكَ، لاَ شَرِيكَ لَكَ)).
(Here I am O Allah, (in response to Your call), here I am. Here I am, You have no partner, here I am. Verily all praise, grace and sovereignty belong to You. You have no partner.)
Hisnul Muslim · No. 233
((طَافَ النَّبيُّ صلى الله عليه وسلم بِالْبَيْتِ عَلَى بَعِيرٍ كُلَّمَا أَتَى الرُّكْنَ أَشَارَ إِلَيْهِ بِشَيْءٍ عِنْدَهُ وَكَبَّرَ)).
(The Prophet circled the KaAAbah on a camel, every time he reached the black stone he would point to it with his staff and say: (Allah is the greatest))
Hisnul Muslim · No. 234
((﴿رَبَّنَا آتِنَا فِي الدُّنْيَا حَسَنَةً وَفِي الْآخِرَةِ حَسَنَةً وَقِنَا عَذَابَ النَّارِ﴾)).
The Prophet PBUH used to say between the Yemeni corner and the black stone: (O our Lord, grant us the best in this life and the best in the next life, and protect us from the punishment of the Fire.)
Hisnul Muslim · No. 235