سُنَنُ أَبِي دَاوُدَ
Sunan Abi Dawud 4228
Signet-Rings (Kitab Al-Khatam)
What Has Been Related About Wearing A Ring On The Right Hand Or Left
حَدَّثَنَا هَنَّادٌ، عَنْ عَبْدَةَ، عَنْ عُبَيْدِ اللَّهِ، عَنْ نَافِعٍ، أَنَّ ابْنَ عُمَرَ، كَانَ يَلْبَسُ خَاتَمَهُ فِي يَدِهِ الْيُسْرَى .
Nafi' said that Ibn 'Umar used to wear his signet-ring on his left hand.
Sunan Abi Dawud, 4228Sahih in chain (Al-Albani)صحيح الإسناد (الألباني)