Mujahid, through another chain of narration, says in the commentary of { وَإِذَ ابْتَلَی إبْرَاہِیمَ رَبُّہُ بِکَلِمَاتٍ فَأَتَمَّہُنَّ }: That is, when they were tested through those verses which come after this verse.