plugin-ui/plugin/grails-app/views/register/_verifyRegistrationMail.gsp (5 lines of code) (raw):

<g:message code="spring.security.ui.register.email.greeting" args="${[username]}"/>,<br/> <br/> <g:message code="spring.security.ui.register.email.line1"/><br/> <br/> <g:message code="spring.security.ui.register.email.line2"/> <a href="${url}"><g:message code="spring.security.ui.register.email.here"/></a> <g:message code="spring.security.ui.register.email.line3"/>