AADSTS50008 SAML Token Is Invalid ADFS Error

When a federated user tried logging into Office 365 portal, the generic "We have received a bad request" error came up in the browser. The detailed information towards the bottom of the browser had a proper error. The fix is easier than you think 😉 

https://cloudiffic.com/aadsts50008-saml-token-is-invalid-adfs-error/