straight from the horses mouth
Definition:  acquiring something from the person who experienced the thing they are talking about
Usage:  I know it is true because I heard it straight from the horse’s mouth

SEPEDI
Translation:  thwi go tšwa molomong wa pere
Proverb: sešo se bose ge se ngwaiwa ke mong wa sona

XITSONGA
Translation:  ku suka thwii enon’wini wa hanci
Proverb: xilondza xi vava mun'wayi

TSHIVENḒA
Translation:  u bva haṋwani ha bere thwii
Proverb: khali yo shululelwaho i fhira yo bikaho