How to render another resource's form in active admin dashboard - Rails?

Well I have a bill resource and I want the form of bill resource to be displayed in active admin dashboard.MY code look likes ->

# apps/views/admin/dashboard/_form.html.arb

active_admin_form_for bill do |f|
     f.semantic_errors *f.object.errors.keys
     inputs 'Enter the bill details' do
       input :amount
       input :is_paid

       actions
     end
   end

---

  # dashboard.rb
ActiveAdmin.register_page "Dashboard" do

  menu priority: 1, label: proc{ I18n.t("active_admin.dashboard") }

  content title: proc{ I18n.t("active_admin.dashboard") } do

    form render 'form'
end
end

But I am getting only black space for this form in dashboard! pls help me out !