(Sebastian) Anata no sono koe [bad word] no hibiku
Keiyaku no moto ni Negau mama ni

(Ciel) Omae wa akumade Tada no tegoma
Boku no te no hira de [bad word] ni [bad word] 
(Sebastian) Meirei koso ga subete
(Ciel) Meirei koso ga subete
(Sebastian) Kono mi sasage

(Sebastian) Kuro ni
(Ciel) Shiro ni
(Sebastian) [bad word] (Ciel) CHESS ni
(Sebastian) Saa CHECKMATE wo
(Sebastian) Ou ni
(Ciel) Boku ni
(Sebastian) Chikau
(Ciel) Chikae
(Sebastian) Shinjitsu wo [bad word] 
--------------------

(Sebastian) Your voice echoes in the night.
I will do as you wish, as stated in the contract.

(Ciel) You are a demon*, just a pawn.
You will dance in the night on the palm of my hand.

(Sebastian) Orders are everything.
(Ciel) Orders are everything.
(Sebastian) I offer myself to you.

**(Ciel) On the chessboard
(Sebastian) dyed
(Sebastian) in black
(Ciel) in white
(Sebastian) get a checkmate.
(Sebastian) I vow
(Ciel) Vow
(Sebastian) to the king.
(Ciel) to me.
(Sebastian) I will bring you the [bad word] 

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*He's using the "akumade" pun, so the line means both "you're just a pawn" and "you're a demon and a pawn" (though there's another word meaning "just" too in the line).

**I had to change the order of the lines in English, hence they don't necessarily match the original.