‏فضائل الصحابة‏ : Hadeeth No:6155 This hadith has been reported on the authority of Abu Huraira through another chain of transmitters (but with this variation) that Abu Huraira said: I do not know whether he (the Prophet) said (these words:" Then next" ) twice or thrice....

‏الجهاد والسير‏ : Hadeeth No:4311 It is narrated on the authority of Jabir that the Messenger of Allaah (sallAllaahu alayhi wa sallam) said: War is a stratagem....