The word(s) "ark" appears 56 time(s) in 54 verse(s) in Quran in Muhammad Pickthal translation.

(11) Thus it is more likely that they will bear true witness or fear that after their oaths the oaths (of others) will be taken. So be mindful of your duty (to Allah) and hearken. Allah guideth not the froward folk.

(12) Praise be to Allah, Who hath created the heavens and the earth, and hath appointed darkness and light. Yet those who disbelieve ascribe rivals unto their Lord.

(13) Those who deny Our revelations are deaf and dumb in darkness. Whom Allah will sendeth astray, and whom He will He placeth on a straight path.

(14) And with Him are the keys of the Invisible. None but He knoweth them. And He knoweth what is in the land and the sea. Not a leaf falleth but He knoweth it, not a grain amid the darkness of the earth, naught of wet or dry but (it is noted) in a clear record.

(15) Say: Who delivereth you from the darkness of the land and the sea? Ye call upon Him humbly and in secret, (saying): If we are delivered from this (fear) we truly will be of the thankful.

(16) When the night grew dark upon him he beheld a star. He said: This is my Lord. But when it set, he said: I love not things that set.

(17) And He it is Who hath set for you the stars that ye may guide your course by them amid the darkness of the land and the sea. We have detailed Our revelations for a people who have knowledge.

(18) Is he who was dead and We have raised him unto life, and set for him a light wherein he walketh among men, as him whose similitude is in utter darkness whence he cannot emerge? Thus is their conduct made fairseeming for the disbelievers.

(19) Between them is a veil. And on the Heights are men who know them all by their marks. And they call unto the dwellers of the Garden: Peace be unto you! They enter it not although they hope (to enter).

(20) And the dwellers on the Heights call unto men whom they know by their marks, (saying): What did your multitude and that in which ye took your pride avail you?