be surety for

"I'm willing to bail him, your worship; I'll take it on me to be surety for him," cried a coarse, husky voice from the body of the court; and at the same time a man dressed in a great coat of dark frieze pressed through the crowd and approached the table.

Judah had promised his father to be surety for him.

“Ay,” replied the baes, “if someone will be surety for you.”

Ay, for a fortnight; and then Gentleman Jack discovers that some wench of the Bankside hath brighter eyes and freer favors than the country beauty, and you hear no more of him until he has ne'er a penny left, and comes begging his friends to be surety for him, or to write to his grandam at Oxford, saying how virtuous a youth he is, and in how sad a plight.

I will be surety for her inoffensive conduct.”