The passage progresses from opportunities for goodness → inner priorities → consistency between words and acts.
Fils / dhikr contrasts material and moral stores; thawb / thawāb contrasts desire and reward; yawāqīt / mawāqīt draws a memorable contrast between gems of gifts and fixed prayer times.
Finally, taʾmuru ... wa-tantahiku and tazjuru ... thumma taghshāhu show that the sermon seeks integrity rather than an impressive public vocabulary.
The next lesson begins with the verse recited after thumma anshada.