The summers in Israel can be extremely hot. Especially those who are working outside are yearning for cooling. Someone walks up to a place with cool water and returns with a cool drink. What a relief!
They continue their work. This is also what happened in the time of Solomon and Hezekiah.
In late spring, people brought snow down from Mount Hermon and hid it in a crevice. This method provided delicious cooling during hot summers.
This image emphasizes the decisive importance of a reliable messenger. The contractor must know for sure that his message arrives at the right person, without any additions. It was good for the sender if he could be assured of that.
In a world filled with miscommunication—a threat that was present then and is still present today—trustworthy communication is so very important. It makes a person feel better and helps society flourish.
13 Like the cold of snow in the time of harvest is a faithful messenger to those who send him; he refreshes the soul of his masters.