Importunity

/ˌɪmpɔːrˈtjuːnəti/

Modern equivalent

Importunity; persistent, urgent request

What it means

Noun referring to the quality of making repeated, insistent, or urgent requests (often for help or favor)

In the KJV

I say unto you, Though he will not rise and give him, because he is his friend, yet because of his importunity he will rise and give him as many as he needeth.

Luke 11:8