The word(s) "joyful" appears 2 time(s) in 2 verse(s) in Quran in Saheeh International translation.

(1) [More precisely], is He [not best] who created the heavens and the earth and sent down for you rain from the sky, causing to grow thereby gardens of joyful beauty which you could not [otherwise] have grown the trees thereof? Is there a deity with Allah? [No], but they are a people who ascribe equals [to Him].

(2) Indeed the companions of Paradise, that Day, will be amused in [joyful] occupation -