Wiktionary
adv. An introduction to a statement that will be brief, usually because it is already known or obvious.
Usage examples of "suffice to say".
Let it suffice to say that the liver was held to carry most meaning in its appearance.
It will suffice to say that the leaflets of the latter exhibited a double oscillation in the course of 24 h.
Naturally Alexander III immediately excommunicated both Frederick and Victor, and it did not suffice to say that Alexander was not the true pope and thus his excommunication was worthless, because on the one hand the kings of France and England were inclined to recognize him, and on the other hand for the Italian cities it was an unexpected boon to find a pope who said that the emperor was a schismatic and hence no one owed him obedience.
This may be lost in a hundred ways-suffice to say that if I'd ever had it, it was long gone-but foremost among them was the mingling of precious Tsingani blood with one of the gadje, the Others.
Let it suffice to say that there were other survivors, at least for that one night.
But for now, let it suffice to say that I don't think it will be a problem or rather that I hope it won't be a problem and leave it at that.