Bookcase, bookssmart ! Bookmark bookkeeper bookshelves and bookends
title page
First of all, the words are not Muhammad's (PBUH) they are ALLAH's (God's) words and the name of the book is "The Holy Quran" more info could be found here: http://en.wikipedia.org/wiki/Quran
Thesaurus. And they are called synonyms. You will also find the antonyms (words that mean the opposite of the word you are looking for).
the name is doctor suess :)