בה׳ מבטחנו – be-adonai mivtaḥenu.
Devout Jews might prefer to say
בשם מבטחנו – bashem mivtaḥenu.
The meaning is much the same: it literally means “In the Lord is our trust.”
That said, you won’t see it inscribed on Israeli currency, as it is on US currency.
(See this and other answers to this question at Quora.com)