Arthashastra
दृष्ट लिङ्गे मैथुन अपहारे सवर्ण अपसर्प उपगमे वा मिथ्या वादी द्वादश पणं दद्यात् ॥
If a man falsely accuses his wife of adultery with one of her or his kinsmen or with a spy--an accusation which can only be proved by eyewitnesses (drishtilinge)--or falsely accuses her of her intention to deprive him of her company, he shall pay a fine of 12 panas.
english translation
dRSTa liGge maithuna apahAre savarNa apasarpa upagame vA mithyA vAdI dvAdaza paNaM dadyAt ॥
hk transliteration by Sanscript