احلقوه كله أو اتركوه كله» .
(صحيح) … [د ن] عن ابن عمر. الصحيحة 1123: حم, م, رياض الصالحين 1647)
It is reported that the Messenger of Allah (peace and blessings of Allaah be upon him) said:
“Either shave it off (hair) completely, or don’t touch it at all.” This hadith was narrated by Abu Dawood (4195) and al-Nasai (8/130) from the words of Ibn ‘Umar, may Allah be pleased with them both.
Sheikh al-Albani called the hadith authentic. See Sahih al-Jami ‘as-sagyir (212), al-Silsilya al-sahihah (1123), Riyadu-s-Salihin (1647).
___________________________________________________
It is reported that Ibn ‘Umar, may Allah be pleased with them both, said:
“(One day) the Messenger of Allah (peace and blessings of Allaah be upon him) saw a boy, part of the hair on his head had been shaved off, and part was left, and he forbade them [1] to do this, saying:“ Either shave … ”.
It is reported that Ibn ‘Umar, may Allah be pleased with them both, said: “I heard the Messenger of Allah (peace and blessings of Allaah be upon him) forbade qaza.”
The transmitter (of this hadith) said: “Qaza ‘is the leaving of locks of hair in different places while shaving the head of a child,” while pointing his hand at his forehead and on both sides of the head. al-Bukhari (5920) and Muslim (2120).
In the version of this hadith, which Imam Muslim also cites from the words of Ibn ‘Umar, may Allah be pleased with them both, it is reported that the Messenger of Allah (peace and blessings of Allaah be upon him) forbade qaza’.
(The transmitter of this hadith ‘Umar ibn Nafi’) said: “I asked Nafi’a (who transmitted this hadith from Ibn ‘Umar):” What is qaza’? ” and he said, “This is shaving (only) part of the head and leaving (the other) part (untouched).”
[1] That is, to the parents or those who shaved him this way.