“ Explanation Emet v'yatziv ("True and enduring") is the blessing that follows the Shema in the morning liturgy, focusing on the theme of redemption.
The third paragraph of the Shema, Vayomer, contains the commandment of tzitzit (fringes) , which only applies during daylight. This is connected to the phrase "see it" in Numbers 15:39; tzitzit need only be worn when they can be seen by natural light. ”