The triliteral root ʿayn bā thā (ع ب ث) occurs in the Quran twice: (26:128) and (23:115).
(23:115) "Did you think that We have created you thoughtlessly (Arab. عَبَثًا, ʿabathan), and that you would not be returned to Us?"
Lexicology
Corpus linguistics
Words, used only once
Words, used twice
Words, used three times
