Passage
but his delight is in Yahweh’s law. On his law he meditates day and night.
but his delight is in Yahweh’s law. On his law he meditates day and night.
Psalms 1:1 Blessed is the man who doesn’t walk in the counsel of the wicked, nor stand on the path of sinners, nor sit in the seat of scoffers;
Psalms 1:2 but his delight is in Yahweh’s law. On his law he meditates day and night.
Psalms 1:3 He will be like a tree planted by the streams of water, that produces its fruit in its season, whose leaf also does not wither. Whatever he does shall prosper.
Psalms 1:4 The wicked are not so, but are like the chaff which the wind drives away.
The verse centers on "light", "delight", "yahweh", "meditates", and "night". It is saying that the verse draws attention to "light" and "delight", so its meaning should be read from those terms before moving to application.
The nearby context moves from verse 1's "Blessed is the man who doesn t..." into verse 3's "He will be like a tree planted...", so "light" and "delight" belong inside that flow. In Psalms context, the local focus is worship, trust, the LORD's kingship, and covenant mercy.
A plain takeaway is to answer the verse's own emphasis on "light" and "delight" with trust shaped by these words, not by a vague optimism outside the passage.