Section 7 of Evidence Act "Facts which are the occasion, cause or effect of facts in issue"
Facts which are the occasion, cause, or effect, immediately or otherwise, of relevant facts, or facts in issue, or which constitute the state of things under which they happened, or which afforded an opportunity for their occurrence or transaction, are relevant.
Illustrations
(a) The question is, whether A robbed B.
The facts that, shortly before the robbery, B went to a fair
with money in his possession, and that he showed it or
mentioned the fact that he had it, to third persons, are
relevant.
(b) The question is whether A murdered B.
Marks on the ground, produced by a struggle at or near the
place where the murder was committed, are relevant facts.
(c) The question is whether A Poisoned B.
The state of Bs health before the symptoms ascribed to
poison, and habits of B, known to A, which afforded an
opportunity for the administration of poison, are relevant
facts.
What is May presume Section 4 of Indian Evidence Act 1872
What is Relevancy of facts forming part of same transaction Section 6 of Indian Evidence Act 1872
Motive, preparation and previous or subsequent conduct Section 8 of Indian Evidence Act 1872
What is Facts necessary to explain or introduce relevant facts Section 9 of Indian Evidence Act 1872