Not yet observed in the beta: the Forever client retains this item's record without its stats. Those are sent by the server in-game.Until someone records it, the Classic tooltip is shown below. Forever has reviewed every dungeon's loot, so changes are expected.
In Classic Era, dropped by Nerub'enkan, Stratholme Service Gate(18%).
Classic 1.15.9.69722
Thuzadin Sash
Binds when picked up
WaistCloth
49 Armor
+12 Intellect
+11 Stamina
+11 Spirit
Requires Level 56
Equip: Increases damage and healing done by magical spells and effects by up to 11.
Sell Price: 1g 1s 1c
Forever Beta 1.60.1.70009
This item does not exist in the Forever client.