Proverbs 11:15
He will suffer trouble when he loans to a stranger, but he who refuses a pledge is safe.
Proverbs 17:18
A person who lacks {sense} {pledges}; he becomes security before his neighbor.
Proverbs 6:1-5
My child, if you have pledged to your neighbor, [if] you have bound {yourself} to the stranger,
Proverbs 20:16
Take his garment, for he has given security [to] a stranger, and on behalf of a foreigner--take it as pledge.
Proverbs 22:26-27
Do not be with those who {give a pledge} {by becoming} surety.
Treasury of Scripture Knowledge
Summary
                            He that is surety for a stranger shall smart for it: and he that hateth suretiship is sure.                        
                    That is surety
General references
Bible References
That is surety
                                        Proverbs 6:1                                        
                                                                                                                                My child, if you have pledged to your neighbor, [if] you have bound {yourself} to the stranger,
                                    
                                        Proverbs 17:18                                        
                                                                                                                                A person who lacks {sense} {pledges}; he becomes security before his neighbor.
                                    
                                        Proverbs 20:16                                        
                                                                                                                                Take his garment, for he has given security [to] a stranger, and on behalf of a foreigner--take it as pledge.
                                    
                                        Proverbs 22:26                                        
                                                            
                        Do not be with those who {give a pledge} {by becoming} surety.
                                    General references
                                        Proverbs 22:26                                        
                                                            
                        Do not be with those who {give a pledge} {by becoming} surety.