Sunan Abi Dawud 1859
سنن أبي داود#1859Da'ifحَدَّثَنَا قُتَيْبَةُ بْنُ سَعِيدٍ، حَدَّثَنَا اللَّيْثُ، عَنْ نَافِعٍ، أَنَّ رَجُلاً، مِنَ الأَنْصَارِ أَخْبَرَهُ عَنْ كَعْبِ بْنِ عُجْرَةَ، - وَكَانَ قَدْ أَصَابَهُ فِي رَأْسِهِ أَذًى فَحَلَقَ فَأَمَرَهُ النَّبِيُّ صلى الله عليه وسلم أَنْ يُهْدِيَ هَدْيًا بَقَرَةً .
A man from the Ansar said on the authority of Ka'b ibn Ujrah that he was feeling pain in his head (due to lice); so he shaved his head. The Prophet (ﷺ) ordered him to sacrifice a cow as offering
Scholarly Authentication
The label above is the grade most of these scholars gave, each scholar counted once — one dissenting opinion no longer speaks for all of them. If any scholar calls a narration fabricated, that verdict is shown instead, whatever the others say. When they judged only its chain of narrators (“Isnaad”), the label says “Sound chain”. Each scholar's own wording:
Our source also lists this ruling under Muhammad Muhyi Al-Din Abdul Hamid, the editor of the printed edition it was taken from. It is al-Albani's ruling printed again, so it is counted once.
In-book reference: 11:139