Nurse a viper in (one's) bosom verb phrase
This idiom has the same meaning as "nurse a snake in (one's) bosom" or "nurse serpents in (one's) bosom".
Take care of or assist someone who are untrustworthy, deceitful, or ungrateful
He nursed a viper in his bosom. His girlfriend stole all his money and ran off.
I have nursed a viper in my bosom all these years because my husband has had an affair with my best friend.
If you say someone sells the pass, you mean that he betrays his supporter, comrades, and allies.
1. Used to say that you betray someone for your personal benefit.
2. To be entirely sold.
3. To renounce or betray one's stated ideas or cause, especially for financial or personal gain.
The verb "nurse" should be conjugated according to its tense.
This idiom derives from Aesop's fable about a farmer who shelters a snake dying from the cold, which then fatally bites him after it recovers.
Children or adults often say this phrase to get their friends to join in something, especially to jump into a swimming pool (pond, lake, etc.)
“Last one in is a rotten egg!” yelled Jane, jumping into the pool.