This is the 583rd most frequent Turkish word.
sözlerine
"To their/your words" or "to his/her words."
In this sentence, 'sözlerine' means 'to his/her words', serving as the object of the action 'to listen to'.
Onun sözlerine dikkatlice kulak verdim.
I carefully listened to his/her words.
Here, 'sözlerine' means 'to Ali's words' and represents what is being thanked for.
Ali'nin güzel sözlerine teşekkür ettim.
I thanked Ali for his kind words.
In this example, 'sözlerine' refers to 'your words', showing trust in what the other person says.