Lots of people asked me to do a tutorial for Aadat - so here it is. This is Part 1, with the intro riff, verse and chorus chords, intro solo and interlude solo. There's also a Part 2 with the end and the long lead.
The strumming pattern emphasizes the following notes (if you divide a bar into eight subdivisions - i.e. sixteenth notes):
He varies his strumming a bit, as many good rhythm guitarists do. As long as you follow that emphasis pattern and lock on to the drummer, you will sound good. I usually use variations on the following (typing form memory, so may not be 100% accurate):
D-dU-uD-dU--D-(du) (the last two are soft and lead into the next bar)