Fezzik: How long do we have to wait? Before we find out if the miracle works?
Inigo Montoya: Your guess is as good as mine.
Westley: I'll beat you at your part! I'll take you both together!
Fezzik: I guess not very long.
Inigo Montoya: I want my father back, you son of a bitch.
Answer: He is just singing/babbling happily. According to the captions, he sings, "Hi diddle lick do day dee shie!" He then says, "That is a noble cause".
BGraz