The word(s) "immortal" appears 3 time(s) in 3 verse(s) in Quran in Muhammad Habib Shakir translation.

(1) But the Shaitan made an evil suggestion to them that he might make manifest to them what had been hidden from them of their evil inclinations, and he said: Your Lord has not forbidden you this tree except that you may not both become two angels or that you may (not) become of the immortals.

(سورة الأعراف, Al-A'raaf, Chapter #7, Verse #20)
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(2) But the Shaitan made an evil suggestion to him; he said: O Adam! Shall I guide you to the tree of immortality and a kingdom which decays not?

(سورة طه, Taa-Haa, Chapter #20, Verse #120)
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(3) He thinks that his wealth will make him immortal.

(سورة الهمزة, Al-Humaza, Chapter #104, Verse #3)
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