STEP 1
Open Shortcuts.app and go to the Automation tab, then tap the + sign.
STEP 2
Create a personal automation.
STEP 3
Select 'Time of Day.'
STEP 4
Configure it to your liking.
STEP 5
Add an action.
STEP 6
Search for 'Run Shortcut.'
STEP 7
Tap the 'Shortcut' field.
STEP 8
Type "Glance" and select it.
STEP 9
Tap 'Next'
STEP 10
Here you can choose to deselect 'Notify When Run' to prevent a notification showing when the automation runs. 

And disable 'Ask Before Running.'

Then tap 'Done.'
Tip
Planning on creating multiple Time of Day automations?After adding the Run Shortcut action, tap it's icon and select 'Copy.'On your next automation creation, add any action, tap it's icon and select 'Paste Above' then delete the non-relevant action below it.