Now certainly, you have heard of the dispensation of the grace of God, which has been given to me among you:
if ye have heard of the dispensation of the grace of God which is given me to you-ward:
Assuming that you have heard of the stewardship of God's grace (His unmerited favor) that was entrusted to me [to dispense to you] for your benefit,
if so be that ye have heard of the dispensation of that grace of God which was given me to you-ward;
You’ve heard, of course, about the responsibility to distribute God’s grace, which God gave to me for you, right?