Therefore to him that knoweth to do good, and doeth it not, to him it is sin.
James is writing to early Jewish Christians scattered throughout the known world, and this verse closes a section where he has been warning against arrogance and making plans without God. He introduces what theologians call the 'sin of omission' — the idea that failing to do a good you know you should do is not neutral, it is morally wrong. Most people think of sin as something you actively do wrong, but James draws a sharp line: awareness creates responsibility. Knowing what is right and holding back is itself a choice — and it carries real weight.
Lord, forgive me for the times I've seen the need and looked away, known the right thing and chosen comfort instead. I don't want a faith that only avoids doing wrong — I want one that actually does good. Give me eyes to see and the courage to act today, not someday. Amen.
There's a moment most of us know intimately — you see someone struggling with bags in a parking lot and keep walking. You know a friend is drowning but weeks go by and you never call. A coworker gets talked over in a meeting and you say nothing, even though you felt the wrongness of it. These are the quiet failures — the ones that never appear in anyone's confession because they're defined entirely by what didn't happen. James cuts right through the comfortable idea that sin is only about what we actively do. Knowledge, he insists, is not just information. It is obligation. The uncomfortable question this verse raises isn't 'what have I done?' but 'what have I left undone?' Today — not in some future stretch when life settles down — there is almost certainly a good you already know you should act on. A conversation you've been meaning to have. A need you've scrolled past. An apology that keeps getting postponed. James doesn't leave room for 'I just didn't get around to it.' Inaction was always a decision. What good has been waiting for you to finally do it?
James connects knowing the good to being responsible for doing it — why do you think knowledge plays such a central role in his definition of sin here?
Think of a time you knew the right thing to do but didn't do it — what were the real reasons you held back?
Is it fair to call inaction a sin? Does this verse place too heavy a burden on people who are already exhausted or overwhelmed?
How might the people closest to you be quietly affected by a good you've been intending to do but haven't followed through on?
What is one specific good you know you should do this week — and what would it actually take to stop putting it off?
But be ye doers of the word, and not hearers only, deceiving your own selves.
James 1:22
And that servant, which knew his lord's will, and prepared not himself, neither did according to his will, shall be beaten with many stripes.
Luke 12:47
For the invisible things of him from the creation of the world are clearly seen, being understood by the things that are made, even his eternal power and Godhead; so that they are without excuse:
Romans 1:20
But he that knew not, and did commit things worthy of stripes, shall be beaten with few stripes. For unto whomsoever much is given, of him shall be much required: and to whom men have committed much, of him they will ask the more.
Luke 12:48
Who knowing the judgment of God, that they which commit such things are worthy of death, not only do the same, but have pleasure in them that do them.
Romans 1:32
For if we sin wilfully after that we have received the knowledge of the truth, there remaineth no more sacrifice for sins,
Hebrews 10:26
If ye know these things, happy are ye if ye do them.
John 13:17
Because that, when they knew God, they glorified him not as God, neither were thankful; but became vain in their imaginations, and their foolish heart was darkened.
Romans 1:21
So any person who knows what is right to do but does not do it, to him it is sin.
AMP
So whoever knows the right thing to do and fails to do it, for him it is sin.
ESV
Therefore, to one who knows [the] right thing to do and does not do it, to him it is sin.
NASB
Anyone, then, who knows the good he ought to do and doesn’t do it, sins.
NIV
Therefore, to him who knows to do good and does not do it, to him it is sin.
NKJV
Remember, it is sin to know what you ought to do and then not do it.
NLT
In fact, if you know the right thing to do and don't do it, that, for you, is evil.
MSG