What is the eternal command of day and night in my world? How to adjust day and night?

Enter:/give 137 first.

Then put it on the ground:

Sunlight sensor viscous piston red stone empty

Sorakara Ku command box,

Enter: tiae set day in the command box.

Eternal night:

Enter:/give 137 first.

Then put it on the ground:

daylight sensor

Command block

Enter: tiae set night in the command box.

Typing is very tiring, I hope to adopt it.