The Prophet ﷺ said regarding the verse, "If you fear their disobedience, then forsake them in their beds." Hammad said, this means sexual relations.
حدثنا موسى بن إسمعيل حدثنا حماد عن علي بن زيد
أن النبي ﷺ قال فإن خفتم نشوزهن فاهجروهن في المضاجع قال حماد يعني النكاح
No references are available.
[Its chain of transmission is daif] Ahmad narrated it (5/72) from the hadith of Hammad bin Salama, in a longer form, through this same route. Ali bin Zayd bin Judan is daif, and the Quran renders his hadith unnecessary.