The Messenger of Allah ﷺ forbade plucking out grey hairs.
أخبرنا قتيبة عن عبد العزيز عن عمارة بن غزية
أن رسول الله ﷺ نهى عن نتف الشيب
No references are available.
[Its chain is hasan] Abu Dawud narrated it in Tarajjul, chapter on plucking out gray hair, no. 4202, Tirmidhi, no. 2821, and Ibn Majah, no. 3721, from the hadith of Amr bin Shuayb, transmitted through him, at length and in shortened form, and Kubra, no. 9337.Abdul-Aziz is Darawardi, and Umarah is the Ansari. The hadith has corroborating narrations and is found in Muslim and elsewhere...