KJV : The Lord <2962> is <1019> (0) not <3756> slack <1019> (5719) concerning his promise <1860>, as <5613> some men <5100> count <2233> (5736) slackness <1022>; but <235> is longsuffering <3114> (5719) to <1519> us-ward <2248>, not <3361> willing <1014> (5740) that any <5100> should perish <622> (5641), but <235> that all <3956> should come <5562> (5658) to <1519> repentance <3341>.

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NASB : The Lord is not slow about His promise, as some count slowness, but is patient toward you, not wishing for any to perish but for all to come to repentance.

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NASB# : The Lord<2962> is not slow<1019> about His promise<1860>, as some<5100> count<2233> slowness<1022>, but is patient<3114> toward<1519> you, not wishing<1014> for any<5100> to perish<622> but for all<3956> to come<5562> to repentance<3341>.