Matthew 26:15

went to the chief priests and said, "What are you ready to give me for betraying him to you?" So they weighed him thirty pieces of silver;

Matthew 27:3-9

Then when Judas, his betrayer, saw that he was condemned, he repented and brought back the thirty pieces of silver to the chief priests and elders.

Philippians 2:7

but emptied himself of his glory by taking the form of a slave, when he was born in the likeness of men.

Treasury of Scripture Knowledge

Summary

If the ox shall push a manservant or a maidservant; he shall give unto their master thirty shekels of silver, and the ox shall be stoned.

Bible References

General references

Matthew 26:15
went to the chief priests and said, "What are you ready to give me for betraying him to you?" So they weighed him thirty pieces of silver;
Matthew 27:3
Then when Judas, his betrayer, saw that he was condemned, he repented and brought back the thirty pieces of silver to the chief priests and elders.
Philippians 2:7
but emptied himself of his glory by taking the form of a slave, when he was born in the likeness of men.