i'm pretty sure you get it from Koga when you beat him(Koga is the 6th gym leader)
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After defeating Koga the fuchsia gym leader he gives you the TM Toxic
That TM is not in firered.
You can find TM Dragon Claw on Victory Road in Pokemon FireRed (Kanto).
Rollout is not one of the TMs in Pokemon FireRed or LeafGreen.
there is no tm for aqua tail.