‏النكاح : Hadeeth No:3393 Judama bint Wahb al-Asadiyya (Allaah be pleased with her) reported: I heard Allaah's Messenger (sallAllaahu alayhi wa sallam) saying this. The rest of the hadith is the same concerning 'azl and ghila (cohabitating with a suckling woman), but with a slight variation of words....

‏البر والصلة والآداب‏ : Hadeeth No:6311 Abdullah b. Mas'ud reported Allaah's Messenger (sallAllaahu alayhi wa sallam) as saying: Whom do you count as" Raqub" amongst you? They (his Companions) said: One who has no children (the children are born unto him but they do not survive). Thereupon he (the Prophet) said: He is not a Raqub but Raqu...