Evidence which is contrary to that in Issue, or which is not agreeable to the matter in issue, is not good.
As appears, by several Cases, which you may find in the Chapter of Evidence. As upon the Issue, nothing passes by the Deed, you cannot give in evidence, that it is not your Deed, for this is contrary to the Issue, and to that which is acknowledged in the plea by impli∣cation, 5 H. 4. fol. 2.
And so upon Not Guilty, in assault and Battery, and evidence that it was done in his own defence, is not good.
And so in debt upon a Bail-bond, you must plead, that there is not the name of Sheriff in it, Et issint∣nient son fait, and cannot give it in evidence upon non est factum, for it is contrariant, 5 E. 4. 5.
So upon Issue of Common appendant, Common pur cause de vicinage, is not agreeable to the matter in Issue, and therefore cannot be given in evidence, 13 H. 7. 13.
Where the evidence proves the effect and substance of the Issue, it is good.
As to prove a Grant or Lease pleaded simplement, a Grant or Lease upon condition, and the condition executed, is good, for this proves the effect and sub∣stance of the Issue, 14 H. 8. 20. so a promise to the Wife, and the Husbands agreement proves a promise to the Husband, and this you may see in many Cases, in the Chapter Evidence.
In Trespass for goods taken, the Defendant, upon Not Guilty, in mitigation of Damages may give in evidence, that the Plaintiff had his goods again, 11 H. 4. 24. 19 H. 6. 34.
Justifiable maintenance cannot be given in evi∣dence upon the general Issue, but must be pleaded. The Master may justifie for his Servant. Any man for his kindred, &c. or to give money to the Poor, &c. But that he was of his Counsel, may be given in evidence upon the general Issue, for to give Counsel, is not maintenance. 22 H. 6. 35. 28 H. 6. 6.
Upon this Issue, the Defendant may give in evi∣dence, that he is a Lay-man not lettered, and that