The passage you're referencing——is widely known as the Priestly Blessing or the Aaronic Benediction . It was originally given by God to Moses for Aaron and his sons to speak over the Israelites.
Archaeological excavations in 1979 at near Jerusalem uncovered two tiny silver scrolls dating back to the 7th century BC . These scrolls contain an abbreviated version of the Priestly Blessing, making them the oldest surviving biblical inscriptions in existence today—predating the Dead Sea Scrolls by several centuries.
: In Hebrew thought, when God "hides His face," it signifies anger or judgment. Thus, a shining face is a promise of His active, gracious presence. 3. Poetic and Mathematical Precision
: Scholars often interpret "make His face shine on you" as God "smiling" upon His people. It suggests a posture of warmth and goodwill, like a proud parent beaming at a child.