"Tell her to perform Ghusl and (begin the Talbiyah)."
Sunan an-Nasa'i Book 3, Hadith 45
← Previous Hadith "Safiyyah bint Huyai began menstruating." The Messenger of Allah (ﷺ) said: "Perhaps she has detained us. Did she not circumambulate the House with you?" She said: "Yes." He said: "Then you can leave."

Sunan an-Nasa'i Book 3, Hadith 44 Next Hadith → "I offered the funeral prayer with the Messenger of Allah (ﷺ) for Umm Ka'b who had died during childbirth, and during the prayer, the Messenger of Allah (ﷺ) stood at her middle."

Sunan an-Nasa'i Book 3, Hadith 46