Hadith 1908
´'Abdullah bin Amr narrated that:` the Prophet said: "Merely maintaining the ties of kinship is not adequate. But connecting the ties of kinship is when his ties to the womb are severed and he connects it."
Hadith 1909
´Muhammad bin Jubair bin Mut'im narrated from his father, that:` the Messenger of Allah said: "The one who severs ties will not enter Paradise." Ibn Abi 'Umar said: "Sufyan said: 'Meaning: Ties of the womb."