The phrase "acknowledged by him" is correct and usable in written English.
It can be used when referring to something that has been recognized or accepted by a male individual.
Example: "The findings of the research were acknowledged by him during the conference."
Alternatives: "recognized by him" or "accepted by him".
While there, he wrote a memoir addressed to Napoleon, expecting to be acknowledged by him as an equal.
At one point a youngish collegiate type catches Maron's eye, in order to acknowledge and be acknowledged by him.
She is said to have been Henry's mistress secretly for several years but was openly acknowledged by him only when he imprisoned his wife, Eleanor of Aquitaine, as a punishment for encouraging her sons in the rebellion of 1173 74.
As for Franken, there is something particularly disquieting about the similarity of his alleged actions, as described by Leeann Tweeden and acknowledged by him, to the behavior Donald Trump described in the "Access Hollywood" recording.
It's amazing to even be acknowledged by him".
All in all, the peculiar colt had mustered a successful year, with wins in three stakes events, which sportswriters acknowledged by voting him Best Two-Year-Old Two-Year-Old Two-Year-Old Horse
His great ability was acknowledged by all who knew him.
Although Locke had died in 1704, he had various followers in England at the time (Gascoigne 1985: 172 3), and Newton himself was at the height of his influence: he had recently been knighted, as Leibniz acknowledges by calling him "Sir" in his letter, and was at that time President of the Royal Society.
That status has been acknowledged by the many countries that have granted him a visa.
Mr Touré's commitment is acknowledged by Malians, who have just re-elected him for a second term.
It was an act of imitation, if not homage, which I acknowledged by dedicating A is for Alibi to him.
