Number 2 brother came up with an excellent insight into the structure of Psalm 145 when we studied it in homegroup on Tuesday night.
(1-2) Preamble, announcing the praising
(3-6) high level, general discussion of YHWH's greatness
(7-9) high level, general discussion of YHWH's compassion
(10-13) detail of YHWH's greatness (kingdom)
(14-20) detail of YHWH's compassion (love, closeness, provision)
(21) Conclusion, announcing the Psalmist's praise again