This story is included in:

Omnibus: Menace Revealed

Comic Book series published May thru July 2001 as Dark Horse Extra #35, 36 & 37 by Dark Horse Comics:

Synopsis:
After the events of Twilight, Jedi Master Quinlan Vos recovers in the Jedi Temple on Coruscant. While in the Meditation Garden Master Vos is interrupted by a young female Twi'lek Padawan. Quinlan recognizes the girl as Xiaan Amersu, one whose Master died at the hands of Aurra Sing. Xiaan asks about Aayla Secura and offers Quinlan a shiny stone called the 'Heart of Fire'. This stone was once his, but he gave it to Aayla, and she passed it to Xiaan. Now Xiaan gives it back to Quinlan. She insists that Quinlan reads the images of the stone, and he does... 

Related Stories (in chronological order):

• The Phantom Menace
• Twilight by John Ostrander et al.
• Heart of Fire
• Infinity's End by Pat Mills et al.
• Darkness by John Ostrander et al.
• The Devaronian Version by John Ostrander et al.
• The Stark Hyperspace War by John Ostrander et al.
• Rite of Passage by John Ostrander et al.
• Attack of the Clones
• Sacrifice by John Ostrander et al.
• Schism by John Ostrander et al.
• Catspaw by John Ostrander et al.
• Aayla by John Ostrander et al.
• Dooku by John Ostrander et al.
• Assassin by John Ostrander et al.
• Show of Force by John Ostrander et al.
• Armor by John Ostrander et al.
• Dreadnoughts of Rendili by John Ostrander et al.
• Trackdown by John Ostrander et al.
• Siege of Saleucami by John Ostrander et al.
• Revenge of the Sith
• Hidden Enemy by John Ostrander et al.