Bible Verses About Covenants: Mutual protection

if thou afflict my daughters, or take wives beside my daughters--there is no man with us--see, God is witness between me and thee.'

And Laban saith to Jacob, `Lo, this heap, and lo, the standing pillar which I have cast between me and thee;

this heap is witness, and the standing pillar is witness, that I do not pass over this heap unto thee, and that thou dost not pass over this heap and this standing pillar unto me--for evil;