Originally published at: https://bookofconcord.org/small-catechism/appendix-i/sc-app-i-0002/
02 Then, kneeling or standing, repeat the Creed and the Lord’s Prayer. If you choose, you may, in addition, say this little prayer:
I thank Thee, my Heavenly Father, through Jesus Christ, Thy dear Son, that Thou hast kept me this night from all harm and danger; and I pray Thee to keep me this day also from sin and all evil, that all my doings and life may please Thee. For into Thy hands I commend myself, my body and soul, and all things. Let Thy holy angel be with me, that the Wicked Foe may have no power over me. Amen.