Musar su Ecclesiaste 10:8

"nettles had covered the face of it" - since he did not labor sufficiently in the Torah, he sits in judgment and declares the pure, unclean and the impure, clean, thus breaching the fence set up by the Torah Sages. What is his punishment? Shlomo revealed it: "one who breaches a fence will be bitten by a snake" (Kohelet 10:8).

Rather when the time of its performance comes, or when it happens to present itself to him, or when the thought of performing it enters his mind, he should hurry and hasten to seize hold of it and perform it, and not allow time to go by in between. For there is no danger like its danger. Since, behold each new second that arises can bring with it a new impediment to the good deed.

The sages taught on this (Midrash Bereishis 76:2): "Rabbi Pinchas in the name of Rabbi Yochanan of Tzipori: was is it not already said: 'Behold, a son shall be born to you who shall be a man of tranquility. [And I will give him peace from all his enemies all around. For his name shall be Shlomo]'(Divrei Hayamim 1-22:9) ? [Answer:] Rather, because many prosecutors (mishaps) can arise from here to Gihon.