"instructions were sent" is a grammatically correct and commonly used phrase in written English.
It can be used in a variety of contexts, such as giving directions or explaining a process. Here is an example: "After the meeting, detailed instructions were sent out to all employees on how to complete the new expense report system."
The design, color scheme & full instructions were sent to a rug weaver in Persia.
In his 1962 novel, A for Andromeda, radio instructions were sent by aliens telling humans how to build an all-powerful and destructive machine.
These DNA instructions were sent back to the Siegel lab, where theproteins were evaluated on their ability to degrade aflatoxin – and many could!
When schools were reopened in Isis-held parts of Aleppo last year, detailed instructions were sent to school heads on how this was to be done.
The next day clear instructions were sent to the officer - and copied to every other MI6 and MI5 officer in the field - explaining how to deal with this situation.
Several brave Turkish scholars – denounced for their honesty by their fellow countrymen – have researched Ottoman documents and proved that instructions were sent out from Constantinople (now Istanbul) to regional officials to destroy their Armenian communities.
After determining from which inventory point to ship the goods, instructions are sent to that warehouse to fill the order.
Downward communication is an administrative method by which commands or instructions are sent from the back office to front-line staff.
As a movement is being prepared, a replica of the instructions is sent to the cerebellum, which sends back its own information to the cerebral cortex.
On Monday morning, a new set of instructions was sent to the Phoenix, and the results, including more photographs, were expected soon.
After the signals are interpreted by the ground microcontroller, mouse or keyboard instructions are sent to the computer via PS/2-to-USB cable.
