Why is Yitzchak's birth surrounded by so much laughter? Why is the letter 'hei' added to both Avraham and Sarah's names before the conception of Yitzchak? Why is the circumcision a prerequisite for this supernatural birth? Why is it so important that the Jewish people begin in this supernatural and unusual way?
Find out in this week's Parsha Podcast.
This week's parsha podcast is also available in text form (for a limited time) on my website on the Parsha page.