KJV : Let <4550> (0) no <3361> <3956> corrupt <4550> communication <3056> proceed <1607> (5737) out of <1537> your <5216> mouth <4750>, but <235> that which <1536> is good <18> to <4314> the use <5532> of edifying <3619>, that <2443> it may minister <1325> (5632) grace <5485> unto the hearers <191> (5723). {to...: or, to edify profitably}
NASB : Let no unwholesome word proceed from your mouth, but only such \i1 a word\i0 as is good for edification according to the need \i1 of the moment,\i0 so that it will give grace to those who hear.
NASB# : Let no<3361><3956> unwholesome<4550> word<3056> proceed<1607> from your mouth<4750>, but only<1487> such<5100> <I>a word</I> as is good<18> for edification<3619> according to the need<5532> <I>of the moment,</I> so<2443> that it will give<1325> grace<5485> to those<3588> who hear<191>.