1 Samuel 14:10

and if thus they say, 'Come up against us,' then we have gone up, for Jehovah hath given them into our hand, and this to us is the sign.

Genesis 24:14

and it hath been, the young person unto whom I say, Incline, I pray thee, thy pitcher, and I drink, and she hath said, Drink, and I water also thy camels) -- her Thou hast decided for Thy servant, for Isaac; and by it I know that Thou hast done kindness with my lord.'

Judges 6:36

And Gideon saith unto God, 'If Thou art Saviour of Israel by my hand, as Thou hast spoken,

Judges 7:11

and thou hast heard what they speak, and afterwards are thy hands strengthened, and thou hast gone down against the camp.' And he goeth down, he and Phurah his young man, unto the extremity of the fifties who are in the camp;

1 Samuel 10:7

and it hath been, when these signs come to thee -- do for thyself as thy hand findeth, for God is with thee.

Isaiah 7:11-14

Ask for thee a sign from Jehovah thy God, Make deep the request, or make it high upwards.'

Treasury of Scripture Knowledge

Summary

But if they say thus, Come up unto us; then we will go up: for the LORD hath delivered them into our hand: and this shall be a sign unto us.

General references

Bible References

This shall be a sign

1 Samuel 10:7
and it hath been, when these signs come to thee -- do for thyself as thy hand findeth, for God is with thee.
Genesis 24:14
and it hath been, the young person unto whom I say, Incline, I pray thee, thy pitcher, and I drink, and she hath said, Drink, and I water also thy camels) -- her Thou hast decided for Thy servant, for Isaac; and by it I know that Thou hast done kindness with my lord.'
Judges 7:11
and thou hast heard what they speak, and afterwards are thy hands strengthened, and thou hast gone down against the camp.' And he goeth down, he and Phurah his young man, unto the extremity of the fifties who are in the camp;
Isaiah 7:11
Ask for thee a sign from Jehovah thy God, Make deep the request, or make it high upwards.'

General references

Genesis 15:8
and he saith, 'Lord Jehovah, whereby do I know that I possess it?'