IBNHIBBAN 4125:
from ʿUthmān b. ʿAffān —
[Machine] I was told by Abdul-A'ala and Abdul-Jabbar, the sons of Nubayh ibn Wahb, from their father Nubayh ibn Wahb, from Aban ibn Uthman, from Uthman ibn Affan, from the Prophet ﷺ , who said, "The one who is forbidden to marry shall not marry, nor be married, nor propose marriage."
ابن حبّان ٤١٢٥:
عن عثمان بن عفان —
حَدَّثَنِي عَبْدُ الْأَعْلَى وَعَبْدُ الْجَبَّارِ ابْنَا نُبَيْهِ بْنُ وَهْبٍ عَنْ أَبِيهِمَا نُبَيْهِ بْنِ وَهْبٍ عَنْ أَبَانَ بْنِ عُثْمَانَ عَنْ عُثْمَانَ بْنِ عَفَّانَ عَنِ النَّبِيِّ ﷺ قَالَ «لَا يَنْكِحُ الْمُحْرِمُ وَلَا يُنْكِحُ وَلَا يَخْطُبُ»
hadithunlocked.com