To call jQuery through master page, we should have permission to edit master pages. This is one of the simplest and direct approach. But we have to update in each master page we want to include jQuery.
Follow below steps:
Open the master page you want to add, in the head section add the script below:
Apart from using ScriptLink we can also directly call using Script tag like below:
In the ScriptLink tag the name attribute is the is a relative path to jQuery in the Layouts folder.
The advantages of using ScriptLink method is you can asynchronously run as well as option to defer loading until the page is ready.