Day and night together represent complete, total coverage. There is no gap in God's protection — every hour of every day falls under His watchful care.
Memory phrase: Day and night — God protects me.
Talk about it: Are there things that scare you in the daytime? What about at night? How does God's protection help with both?
Prayer: Lord, protect me in the day and in the night. Thank You that there is no hour when You are not watching.