Akataññutā sutta: Ungrateful

“Mendicants, someone with four qualities is placed in hell as if delivered there. What four? Bad conduct by way of body, speech, and mind, and being ungrateful and thankless. Someone with these four qualities is placed in hell as if delivered there.

Someone with four qualities is placed in heaven as if delivered there. What four? Good conduct by way of body, speech, and mind, and being grateful and thankful. Someone with these four qualities is placed in heaven as if delivered there.”