
SriniK.37093 (Customer) asked a question.
How to setup SSO using Okta as IdP and Auth0 as an SP ? Because my client is publishing Web application via Auth0 authentication.
How to setup SSO using Okta as IdP and Auth0 as an SP ? Because my client is publishing Web application via Auth0 authentication.

I think you will find what you are looking for here.
https://auth0.com/docs/sso/inbound-single-sign-on
You would set up inbound SSO from Okta -> Auth0.
that link provides instructions for configuring both Auth0 and Okta.