Leviticus 23:4
TSK
The Festival of Passover and Unleavened Bread“‘These are the LORD’s appointed times, holy assemblies, which you must proclaim at their appointed time.
TSK
TSK · Leviticus 23:37
Treasury of Scripture Knowledge references in NET.
Ecclesiastes 3:1
TSK
A Time for All Events in Life For everything there is an appointed time, and an appropriate time for every activity on earth: