netbox/netbox/templates/dcim/devicebay_delete.html

{% extends 'generic/confirmation_form.html' %}
{% load form_helpers %}

{% block title %}Delete device bay {{ devicebay }}?{% endblock %}

{% block message %}
    <p>Are you sure you want to delete this device bay from <strong>{{ devicebay.device }}</strong>?</p>
{% endblock %}