The phrase "an order to attack" is correct and usable in written English.
It can be used in contexts involving military commands, strategic discussions, or any situation where an instruction to initiate an attack is relevant.
Example: "The general issued an order to attack at dawn, hoping to catch the enemy by surprise."
Alternatives: "a command to strike" or "a directive to assault."
The brigade on their left received an order to attack.
"There was an order to attack our athletes.
Andre Braugher is the commanding officer who defies an order to attack Pakistan; with Scott Speedman, Daisy Betts and Robert Patrick.
The major is charged with refusing an order to attack Pakistani troops holding a Himalayan height inside Indian territory two summers ago.
In one bizarre incident, an Israeli officer, occupying a smart Lebanese apartment, gives an order to attack while watching a porn movie.
Major Bhatnagar has said he never refused an order to attack a Pakistani bunker at a position known as Point 5203, at a height of 17,700 feet and above a strategic road.
Induction of an enzyme in order to attack an insoluble substrate was an intriguing concept, made all the more so when in the middle of their research program T. reesei stopped producing cellulase.
In the wake of American strikes, Iranian radicals might want to retaliate — there are reports of a secret order to attack the U.S. Embassy in Baghdad or Beirut — and restraining them would be the first test of Rouhani's power to carry out his agenda.
Lincoln gave Meade a direct order to attack Lee with his back to the river, but Meade wavered.
It is worth noting that the adversary needs a bigger window size in order to attack a system using a higher order, with a detection ratio less than 10%.
When Christians retired for the night, one half of the Prussian army crossed the river in a distance, in order to attack the Knights from the rear, while the other half charged straight across the river.
