Num 35:30, Deu 17:6, 19:15, Mat 26:60 | ESV | STEP | If anyone kills a person , the murderer shall be put to death on the evidence of witnesses . But no person shall be put to death on the testimony of one witness .

Numbers 35:30

30 “If anyone kills a person, the murderer shall be put to death on the ^aevidence of witnesses. But no person shall be put to death on the testimony of one witness.

Deuteronomy 17:6

6 ^bOn the evidence of two witnesses or of three witnesses the one who is to die shall be put to death; a person shall not be put to death on the evidence of one witness.

Deuteronomy 19:15

Laws Concerning Witnesses

15 “A single witness shall not suffice against a person for any crime or for any wrong in connection with any offense that he has committed. ^cOnly on the evidence of two witnesses or of three witnesses shall a charge be established.

Matthew 26:60

60 but they found none, ^dthough many false witnesses came forward. At last ^etwo came forward