[Whereupon Iblis] said: Then [I swear] by Thy very might: I shall most certainly beguile them all into grievous error

(Iblis) said: "Then, by Thy power, I will put them all in the wrong,-

He said: Then, by Thy might, I surely will beguile them every one,

He said: Then by Thy Might! I will surely lead them all astray,

[Iblees] said, "By your might, I will surely mislead them all