The phrase "same routine" means doing the same things or activities in a repetitive and predictable manner without much change or variation. Full definition
When your baby can fall asleep by himself, you should follow the exact same routine every night if / when he wakes up and cries. (day2dayparenting.com)
Most of the books and articles I've read about creating a morning routine talk about «thinking about what you need to get done that day» and «spending 30 minutes of quiet time meditation» or even «follow the exact same routine at the same time each day.» (wellnessmama.com)