Try looking at the 1996 fatwa OBL issued as well where he states again his opposition to KSA housing American soldiers and how he will bring the war to America.

"So the people of Islam realised that they were the fundamental target of the hostility of the Judeo-Cru- sader alliance. All the false propaganda about the supposed rights of Islam was abandoned in the face of the attacks and massacres committed against Muslims everywhere, the latest and most serious of which—the greatest disaster to befall the Muslims since the death of the Prophet Muhammad—is the occupation of Saudi Arabia, which is the corner- stone of the Islamic world, place of revelation, source of the Prophetic mission, and home of the Noble Ka’ba where Muslims direct their prayers. Despite this, it was occupied by the armies of Christians, the Americans, and their allies"

https://www.911memorial.org/sites/default/files/inline-files/1996%20Osama%20bin%20Laden%27s%201996%20Fatwa%20against%20United%20States_0.pdf