The Secret of Rosh Chodesh – David, King of Yisroel, Lives and Endures!

Why does the Shulchan Aruch dedicate an entire siman to the meal of melava malka and and another siman to having a meal on Rosh Chodesh? What is the connection between Dovid HaMelech and Rosh Chodesh?

Shiur provided courtesy of Torah Anytime