The man is repeating supplications "Labbayk (lit. We heed your call) typical of the Hajj (pilgrimage) rite and the ensuing Eid al-Adha where muslims typically slaughter cattle as sacrifice mirroring prophet Abraham's sacrifice.

“We heed your call call, O God, we heed you you who has no partner [in godhood]. We heed you as we are exhausted. We heed you as we are martyrs and wounded. O God, while people present cattle for Eid al-Adha, we come to you with the apples of our eyes."