Magecraft

Divination
Level: Assassin 1, ranger 1, sorcerer/wizard 1
Components: V, S
Casting Time: 1 swift action
Range: Personal
Target: You
Duration: 1 round

By pointing at a small area nearby and whistling briefly, you release the power of the spell, granting you knowledge of the area you indicated.

You can make one Search check in this round as a free action. You gain a +2 insight bonus on the check.

Source: Spell Compendium