Sayyiduna Abdullah bin Umar (may Allah be pleased with them both) and Sayyiduna Abdullah bin Abbas (may Allah be pleased with them both) bear witness regarding the Prophet Muhammad (peace and blessings be upon him) and state that he said this from the pulpit: "Either the people will refrain from abandoning the Friday (prayer), or Allah Almighty will set a seal upon their hearts and they will become among the heedless."