come l'ha saputo

how did he/she find out

→ come
phrase Rare #31,535
how did he/she find out Used to ask how someone learned or discovered something. The pronoun l’ can refer to a fact or piece of information, as in “How did he/she find out?” In related forms, l’hai saputo means “how did you find out?”
IT: Come l'ha saputo che partivamo domani?
EN: How did she find out that we were leaving tomorrow?

Come l'ha saputo che eravamo a casa di Tom?

How did he find out that we were at Tom's house?

Come l'ha saputo il mio nome?

How did he find out my name?

Lui come l'ha saputo il mio nome?

How did he find out my name?

Come l'ha saputo che noi eravamo a casa di Tom?

How did he find out that we were at Tom’s house?

Come l'ha saputo?

How did he find out?