Home theater and music

Hi All,

I just purchase some of speakers below. Now i need to buy some amp or pre amp or sound processor under $1000us. Can some one give me a hint which one i should buy?

Which speakers should be front? left? and rear?

KEF Coda 90 (8 ohms-10 to 125w)
Wharfedale Pacific EVO-20 (6 ohms-120w-87db)
Definitive model BP-2
Triad Inwall Bronzal 6 powersub with amp

BTW: i want to watch movie aslo listening to some music with this system.

Thank you all