He did however object to the Darby rapture stuff.
Spurgeon to counter with there is a certain troublesome sect abroad nowadays, to whom the one thing needful is a perpetual speculation upon prophecy They plume themselves upon an expected secret rapture , and I know not what vain imaginings beside
"In short, Spurgeon said Darbys new teachings were unscriptural. And, further stated If the author would write in plain English, his readers would probably discover that there is nothing very valuable in his remarks.
http://modelsofeschatology.com/week-7-beginnings-of-dispensational-premillennialism/
Sounds to me like Spurgeon had Darby spot on. I’m pretty sure Spurgeon subscribed to the same reformed covenant theology which Piper was lecturing on in the original article.