'counsel by' is a correct and usable phrase in written English.
You can use it when you are giving advice or guidance. For example, "My parents counseled me by reminding me to stay focused on my goals."
"THE FIRST COUNSEL," by Brad Meltzer (Warner Books, $25.95).
5 4 5 THE FIRST COUNSEL, by Brad Meltzer.
Sheik Waid says he has tried to counsel by example.
In extraordinary circumstances, agencies can submit emergency contracts, seeking the approval of the city comptroller and corporation counsel by phone.
Mary J. Healey, a power company executive, was appointed Connecticut's consumer counsel by Gov. John G. Rowland yesterday.
Meanwhile, the statute authorizing the appointment of an independent counsel by a special judicial panel had been allowed to lapse by Congress.
All counselled women in the present study had been counselled by health care professionals.
Andrew G. Patel, a defense lawyer in Manhattan with experience in terrorism cases, was appointed Ms. Newman's co-counsel by the court.
Crestview was counseled by Davis Polk & Wardwell.
Perhaps he was counseled by his lawyers.
P2 was counseled by Debevoise & Plimpton.
