earn (someone's) trust

Translations
заслужить (чьё-то) доверие
Someone worked hard to earn their trust.
Кто-то усердно работал, чтобы заслужить их доверие.
Definitions
To gain the confidence and reliance of someone through consistent actions, honesty, and integrity.
Words
trust

noun
доверие
earn

verb
зарабатывать