The word(s) "peace" appears 64 time(s) in 59 verse(s) in Quran in Muhammad Pickthal translation.

(51) And if two parties of believers fall to fighting, then make peace between them. And if one party of them doeth wrong to the other, fight ye that which doeth wrong till it return unto the ordinance of Allah; then, if it return, make peace between them justly, and act equitably. Lo! Allah loveth the equitable.

(52) The believers are naught else than brothers. Therefore make peace between your brethren and observe your duty to Allah that haply ye may obtain mercy.

(53) Enter it in peace. This is the day of immortality.

(54) When they came in unto him and said: peace! he answered, peace! (and thought): Folk unknown (to me).

(55) (Naught) but the saying: peace, (and again) peace.

(56) Then (the greeting) "peace be unto thee" from those on the right hand.

(57) He is Allah, than Whom there is no other Allah, the Sovereign Lord, the Holy One, peace, the Keeper of Faith, the Guardian, the Majestic, the Compeller, the Superb. Glorified be Allah from all that they ascribe as partner (unto Him).

(58) But ah! thou soul at peace!

(59) (The night is) peace until the rising of the dawn.