su testimonio

their testimony

→ su
phrase Rare #36,147
their testimony Su can mean his, her, your (formal), or their, depending on context.
SP: El juez escuchó su testimonio con atención.
EN: The judge listened carefully to their testimony.

Su testimonio me va a ser de gran ayuda.

Your testimony is going to be a great help to me.

— Ofrenda a la tormenta (2020)

¿Quizás retirar todos los cargos a cambio de su testimonio aquí hoy?

Perhaps drop all the charges in exchange for your testimony here today?

— Chicago (2002)

¿Con su testimonio?

With their testimony?

— Mother Night (1996)

Gracias, Su Alteza, por la valentía de su testimonio.

Thank you, Your Highness, for the courage of your testimony.

¿Desea aportar algo más a su testimonio?

Would you like to add anything else to your testimony?

— Argentina 1985 (2022)

Gracias, Alteza, por la valentía de su testimonio.

Thank you, Your Highness, for the courage of your testimony.

Entonces John dio su testimonio.

Then John gave his testimony.

Su testimonio ha terminado, señora.

Your testimony is over, ma’am.

— Argentina 1985 (2022)

Todo su testimonio será borrado del acta.

All of your testimony will be expunged from the record.