[429] Believed to be the Biblical Goliath.
[430] Make us stand firm.
[431] Prophethood. (al-Ṭabarī, Ibn Kathīr, al-Saʿdī)
[432] All sorts of knowledge and how to make body armour (cf. 21: 80). (al-Ṭabarī, Ibn Kathīr, al-Saʿdī)
[433] That people are engaged in an eternal struggle between right and wrong, good and evil, is known as sunnat al-mudāfaʿah, lit. the canon of scuffle. God would not let evil prevail entirely without it being constantly challenged, otherwise Earth would become a ruinous, non-habitable planet (cf. al-Wāḥidī, al-Wajīz, Ibn ʿAṭiyyah, al-Saʿdī, Ibn ʿĀshūr).