KJV : Behold <1492> (5628), ye despisers <2707>, and <2532> wonder <2296> (5657), and <2532> perish <853> (5682): for <3754> I <1473> work <2038> (5736) a work <2041> in <1722> your <5216> days <2250>, a work <2041> which <3739> ye shall <4100> (0) in no wise <3364> believe <4100> (5661), though <1437> a man <5100> declare it <1555> (5741) unto you <5213>.
NASB :
NASB# : 'BEHOLD<3708>, YOU SCOFFERS<2707>, AND MARVEL<2296>, AND PERISH<853>; FOR I AM ACCOMPLISHING<2038> A WORK<2041> IN YOUR DAYS<2250>, A WORK<2041> WHICH<3739> YOU WILL NEVER<3756><3361> BELIEVE<4100>, THOUGH<1437> SOMEONE<5100> SHOULD DESCRIBE<1555> IT TO YOU.'"