In za ka gina ramin mugunta gina shi gajere

If you are going to dig a pit of wickedness, dig a shallow one.

What it means
Schemes against others tend to catch their author too, so if you must plot harm, limit the damage in advance. It's a warning dressed up as practical advice.
Hausa · West Africa
Source and context
From: Hausa, West Africa
Source: Hausa (Nigeria) oral-tradition proverb, documented in Hausa proverb collections (e.g. Zikoko) — hole of wickedness entry

The meaning given here is our own reading. Other interpretations exist.