not count one's chickens (before they are hatched)

/nˌɒt kˈaʊnt wˈɒnz tʃˈɪkɪnz bɪfˌɔː ðeɪ ɑː hˈatʃt/

/nˌɑːt kˈaʊnt wˈʌnz tʃˈɪkɪnz bɪfˌoːɹ ðeɪ ɑːɹ hˈætʃt/

to not count one's chickens (before they are hatched)

to be cautious and not assume that something will succeed or happen as planned, as there is always a possibility of unforeseen obstacles or problems

Examples

1. You'll probably get the job, but don't count your chickens just yet.

2. When dealing with important financial arrangements, it is imperative that you do not count your chickens before they are hatched.

3. When dealing with important financial arrangements, it is imperative that you do not count your chickens before they are hatched.

4. She never counted her chickens before they hatched