The word(s) "keep" appears 132 time(s) in 129 verse(s) in Quran in Muhammad Pickthal translation.

(51) Those who believe and keep their duty (to Allah).

(52) He said: Your prayer is heard. Do ye twain keep to the straight path, and follow not the road of those who have no knowledge.

(53) Lo! now they fold up their breasts that they may hide (their thoughts) from Him. At the very moment when they cover themselves with their clothing, Allah knoweth that which they keep hidden and that which they proclaim. Lo! He is Aware of what is in the breasts (of men).

(54) My counsel will not profit you if I were minded to advise you, if Allah's will is to keep you astray. He is your Lord and unto Him ye will be brought back.

(55) That which Allah leaveth with you is better for you if ye are believers; and I am not a keeper over you.

(56) Such as keep the pact of Allah, and break not the covenant;

(57) Had it been possible for a Lecture to cause the mountains to move, or the earth to be torn asunder, or the dead to speak, (this Qur'an would have done so). Nay, but Allah's is the whole command. Do not those who believe know that, had Allah willed, He could have guided all mankind? As for those who disbelieve, disaster ceaseth not to strike them because of what they do, or it dwelleth near their home until the threat of Allah come to pass. Lo! Allah faileth not to keep the tryst.

(58) A similitude of the Garden which is promised unto those who keep their duty (to Allah): Underneath it rivers flow; its food is everlasting, and its shade; this is the reward of those who keep their duty, while the reward of disbelievers is the Fire.

(59) So think not that Allah will fail to keep His promise to His messengers. Lo! Allah is Mighty, Able to Requite (the wrong).

(60) They said: Nay, but we bring thee that concerning which they keep disputing,