The first act of creation was for Hashem to create His Aleph-Beit, which allowed Him to speak & therefore create all. From the first letter, aleph, to the last letter, tav, Hashem created the promises of shalom and salvation before He even spoke them into creation.

As I write this, I am reclining. I am reposed. Yet, I am not preparing for bed. It makes me wonder if the mitzvot of recitation of the Shema "when you lie down" goes deeper than the surface level of night and the time of sleep.