A’ishah reported “The Apostle of Allaah ﷺ as saying One or two sucks does not make marriage unlawful”. (Using translation from Abū Dāʾūd 2063)

قَالَ رَسُولُ اللَّهِ ﷺ «لَا تُحَرِّمُ الْمَصَّةُ وَلَا الْمَصَّتَانِ»