 The Haggadah quotes to elucidate the term "an outstretched arm" in interpreting the "outstretched arm" to mean the sword.The Haggadah quotes to elucidate the term "great terribleness" in interpreting the "great terribleness" to mean the revelation of the Shekhinah or Divine Presence.The Haggadah quotes to elucidate the term "signs" in interpreting the "sign" to mean the staff of Moses.