The word(s) "beautiful" appears 4 time(s) in 4 verse(s) in Quran in Muhammad Pickthal translation.

(1) Say (unto mankind): Cry unto Allah, or cry unto the Beneficent, unto whichsoever ye cry (it is the same). His are the most beautiful names. And thou (Muhammad), be not loud-voiced in thy worship nor yet silent therein, but follow a way between.

(سورة الإسراء, Al-Israa, Chapter #17, Verse #110)
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(2) Allah! There is no Allah save Him. His are the most beautiful names.

(سورة طه, Taa-Haa, Chapter #20, Verse #8)
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(3) Wherein (are found) the good and beautiful -

(سورة الرحمن, Ar-Rahmaan, Chapter #55, Verse #70)
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(4) He is Allah, the Creator, the Shaper out of naught, the Fashioner. His are the most beautiful names. All that is in the heavens and the earth glorifieth Him, and He is the Mighty, the Wise.

(سورة الحشر, Al-Hashr, Chapter #59, Verse #24)
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