The word(s) "know" appears 694 time(s) in 606 verse(s) in Quran in Muhammad Pickthal translation.

(391) So, when she came, it was said (unto her): Is thy throne like this? She said: (It is) as though it were the very one. And (Solomon said): We were given the knowledge before her and we had surrendered (to Allah).

(392) See, yonder are their dwellings empty and in ruins because they did wrong. Lo! herein is indeed a portent for a people who have knowledge.

(393) And Lot! when he said unto his folk: Will ye commit abomination knowingly?

(394) Is not He (best) Who made the earth a fixed abode, and placed rivers in the folds thereof, and placed firm hills therein, and hath set a barrier between the two seas? Is there any Allah beside Allah? Nay, but most of them know not!

(395) Say (O Muhammad): None in the heavens and the earth knoweth the Unseen save Allah; and they know not when they will be raised (again).

(396) Nay, but doth their knowledge reach to the Hereafter? Nay, for they are in doubt concerning it. Nay, for they cannot see it.

(397) Lo! thy Lord knoweth surely all that their bosoms hide, and all that they proclaim.

(398) Till, when they come (before their Lord), He will say: Did ye deny My revelations when ye could not compass them in knowledge, or what was it that ye did?

(399) And say: Praise be to Allah Who will show you His portents so that ye shall know them. And thy Lord is not unaware of what ye (mortals) do.

(400) So We restored him to his mother that she might be comforted and not grieve, and that she might know that the promise of Allah is true. But most of them know not.