Romans 1:31

without understanding, covenant-breakers, without natural affection, implacable, unmerciful;

Galatians 3:15

Brethren, I speak of things common among men: No one sets a covenant aside, or enjoins any thing additional after it is confirmed, though it be a man's covenant.

Treasury of Scripture Knowledge

Summary

And Abraham took sheep and oxen, and gave them unto Abimelech; and both of them made a covenant.

Bible References

Made

Romans 1:31
without understanding, covenant-breakers, without natural affection, implacable, unmerciful;
Galatians 3:15
Brethren, I speak of things common among men: No one sets a covenant aside, or enjoins any thing additional after it is confirmed, though it be a man's covenant.