You can summarize and paraphrase or directly quote.
To directly quote, use parentheses to separate the citation from the text. Then place the author's name or the name of the source inside, and if it is a book, include the page number(s). Hope this helps!
-Dylan (AKA Animus)
In this excerpt, Edwards is attempting to convince people that they need to believe in and love the Holy God. You can infer from the text that they were not appreciative enough