‏النكاح : Hadeeth No:3379 Ma'bad b. Sirin said to Abu Sa'id (Allaah be pleased with him): Did you hear Allaah's Messenger (sallAllaahu alayhi wa sallam) making a mention of something in regard to al-'azl? Thereupon he said: Yes. The rest (of the hadith is the same)...

‏القدر : Hadeeth No:6437 This hadith has been narrated on the authority of Yahya with the same chain of transmitters....