an seiner

at his; about his

→ an
phrase Uncommon #13,652
at his; about his The exact meaning of “an” depends on the following noun and context.
GE: Sie zweifelte an seiner Ehrlichkeit.
EN: She doubted his honesty.

Tom bat Mary darum, eine Rede an seiner Schule zu halten.

Tom asked Mary to give a speech at his school.

Ich weiß nicht, was ich an seiner Stelle täte.

I don't know what I would do in his place.

Was hättest du an seiner Stelle getan?

What would you have done in his place?

An seiner eigenen Haushälterin.

To his own housekeeper.

— Zoomania 2 (2025)

Jeder hätte an seiner Stelle genauso reagiert.

Anyone in his position would have reacted the same way.

Ich erkannte Tom sofort an seiner Stimme.

I recognized Tom immediately by his voice.

Hat Tom Freude an seiner Arbeit?

Does Tom enjoy his work?

Ich werde dich bis zum Schluss beschützen, an seiner Stelle.

I will protect you until the very end, in his place.

— Battle Royale (2000)

Ich an seiner Stelle?

Me in his place?

— Die Fälscher (2007)

Es besteht kein Zweifel an seiner Ehrlichkeit.

There is no doubt about his honesty.

Fällt Ihnen etwas auf an seiner Aussage?

Do you notice anything about his statement?

— Das Leben der Anderen (2006)

Was täten Sie an seiner Stelle?

What would you do in his place?

Ich weiß nicht, was ich an seiner Stelle getan hätte.

I don't know what I would have done in his place.

Er hält an seiner Auffassung fest.

He stands by his opinion.

Man soll nie an seiner Vorsehung zweifeln.

One should never doubt His providence.

— Jean Florette (1986)

Er riecht an seiner Jacke.

He smells his jacket.

— Soul Kitchen (2009)

Tom nippte an seiner heißen Schokolade.

Tom sipped his hot chocolate.

Wäre ich an seiner Stelle, würde ich die Schule nicht abbrechen.

If I were in his shoes, I wouldn’t drop out of school.

Was hätten Sie an seiner Stelle getan?

What would you have done in his place?

Kein Zweifel an seiner Befugnis.

No doubt about his authority.

— Der Hauptmann (2018)

Wir trauern auch um seine fünf Jahre alte Tochter, die an seiner Seite starb.

We also mourn his five-year-old daughter, who died by his side.

— Drei Farben: Blau (1993)

Tom blieb bis spät in die Nacht wach und arbeitete an seiner Rede.

Tom stayed up late into the night working on his speech.