(someone) singing from the same hymn sheet

Translations
(кто-то) говорить в унисон
It's important that all team members are singing from the same hymn sheet.
Важно, чтобы все члены команды говорили в унисон.
Definitions
This phrase means that two or more people are expressing the same opinions or ideas, or are in agreement about something, especially in a public or official context. It often refers to people presenting a united front or being consistent in their statements or actions.