A’ishah reported “The Apostle of Allaah(ﷺ) as saying One or two sucks does not make marriage unlawful”.
Sunan Abi Dawud Book 12, Hadith 18
← Previous Hadith A’ishah said “In what was sent down in the Qu’ran ten suckling’s made marriage unlawful, but they were abrogated by five known ones and when the Prophet (ﷺ) dies, these words were among what was recited in the Qur’an.”

Sunan Abi Dawud Book 12, Hadith 17 Next Hadith → I asked: Messenger of Allah, what will remove from me the obligation due for fostering a child? He said: A slave or a slave-woman.

Sunan Abi Dawud Book 12, Hadith 19