User blog comment:DarkIngRidley/Saddest Supernatural moment?/@comment-4516308-20120507210704

there are three for me

1.when sam and dean saw their fathers ghost go after he helped defeat azazel

2. sam saw his father dead after he made a deal with azazel in 2.01

3. In the end of 7.19 when we saw castiels face looking to the air