Accessing the ID field in the Student Doctype using jinja

Hi everyone,
I am working on the Student doctype and and want to send out emails to the students.

I want to access the ID of the student using the jinja template in order to send out email with the name of the student and their id.

This is what I’m doing but it’s not working:

Please help me out guys with a solution to solve this.

What does {{ }} return?

It returns the the name of the student.