discourse/app/views/users/send_activation_email.html.erb

<div id='simple-container'>
  <p>
    <% if @user %>
      <%= t 'login.sent_activate_email_again', email: @user.email %>
    <% else %>
      <%
        # We should never get here because we only show the link to resend
        # the activation email if you successfully logged in, but your
        # email hasn't been confirmed.
      %>
      <%= t 'login.incorrect_username_email_or_password' %>
    <% end %>
  </p>
</div>