"An oracle concerning Arabia:
 You caravans of Dedanites,
 who camp in the thickets of Arabia,
 bring water for the thirsty;
 you who live Tema,
 bring food for the fugitives"

(Bible: Isaiah 21:13-14)

'Tema' mentioned in the verse is 'Tayma' and Dedanites are people of Dedan (present day Khuraybah near Al Ula).

Hadaj Well was said to be very popular in biblical times.

The plain ground is where the camels stand in a line to draw water from the well.

This well and its surroundings served as a thirst quenching ground for myriads of travelers from ancient times till Islamic period.

Ancient Tayma was an important oasis and trade station on the spice route.

Bir Hadaj (Hadaj well) has a diameter of 18 meters. Surrounded by palm gardens, the area represents Tayma's status as an oasis

Mih'ala of Hadaj well (a wooden wheel used in the past to draw water from well).

There are 40 mihala for Hadaj well by which camels draw water which in turn are driven through canals for irrigation and other purposes.