Homeward Bound

After the Akeida, Avrohom and Yitzchak returned happily home, and were blessed greatly by HaShem for their faithfulness.

Now, what do you think Sarah was thinking while she waited at home for Avrohom and Yitzchak to return? After all, mothers do worry . . . and all this time, she thought that Avrohom was just taking Yitzchak to learn in yeshiva!