Umm Husayn reported,

She related that she heard the Prophet ﷺ at Mina invoke blessings for those who shaved their heads three times. He was asked, "And those who shortened their hair?" On the third time he said, "And those who shortened their hair."

حدثنا حجاج بن محمد قال حدثني شعبة

عن يحيى بن الحصين قال سمعت جدتي

تحدث أنها سمعت النبي ﷺ بمنى دعا للمحلقين ثلاث مرات فقيل له والمقصرين فقال في الثالثة والمقصرين