[3415] Given its significance at that point in history, this passage recaps on and reaffirms the vileness of reneging on one’s pledges (cf. al-Biqāʿī, Naẓm al-Durar, Ibn ʿĀshūr).
[3416] That is, after their feet became firm in Islam and on the straight path (cf. al-Ṭabarī, al-Qurṭubī, Ibn Kathīr, al-Saʿdī). The imagery involved is that of slipping and falling (cf. Ibn ʿĀshūr).
[3417] Their doing so is turning away from the straight path of God (that is Islam (cf. Ibn ʿĀshūr) and causing others to turn away from it (cf. al-Biqāʿī, Naẓm al-Durar, al-Saʿdī). No doubt such an action would have adverse effects on the Call of Faith.