KJV : To whom <3739> they all <3956> gave heed <4337> (5707), from <575> the least <3398> to <2193> the greatest <3173>, saying <3004> (5723), This man <3778> is <2076> (5748) the great <3173> power <1411> of God <2316>.

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NASB : and they all, from smallest to greatest, were giving attention to him, saying, "This man is what is called the Great Power of God."

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NASB# : and they all<3956>, from smallest<3398> to greatest<3173>, were giving<4337> attention<4337> to him, saying<3004>, "This<3778> man<3778> is what is called<2564> the Great<3173> Power<1411> of God<2316>."