SharePoint 2016 + WAP + ADFS with SAML – useful?

Does it make sense to use SAML in SharePoint 2016 + WAP + ADFS?
What will the authentication request flow look like?

I am a freshman for Sharepoint with Window Authentication. Now my composite wants to use ADFS and WAP, because Sharepoint is accessible from the Internet (for employees working from home with their own PC without a VPN) …

Looking around after a few days, confusing in the end, if this combination is right in any way, please help me