cast lots

To decide something by picking an item, often a slip of paper, at random. Let's cast lots to decide who will go first—it's the only fair way to do it.

Common Names:

Name	Pronounced	Usage
Elsdon	ELZ-dən	English (Rare)
Tarah	TAHR-ə, TER-ə, TAR-ə	English (Modern)
Subhash	-	Indian, Hindi, Marathi, Gujarati, Bengali
Barney	BAHR-nee	English
Gobind	-	Indian (Sikh), Hindi
Ciardha	-	Irish