Sayyiduna Umar bin Khattab (may Allah be pleased with him) recited on the pulpit: ﴿وَفَاكِهَةً وَأَبًّا﴾ [عبس: 31] , then said: "We know what 'fakihah' (fruit) is, but what is 'abb'?" Then, reflecting himself, he said: "O Umar! This is mere affectation (i.e., unnecessary argumentation)."