en_tn_condensed/mrk/13/32.md

that day or that hour

"that day or that hour that the Son of Man will return" or "the day or the hour that I will return"

no one knows, not even the angels in heaven, nor the Son, but the Father

"no one knows—neither the angels in heaven nor the Son know—but the Father" or "neither the angels in heaven nor the Son know; no one knows but the Father"

the angels in heaven

Here "heaven" refers to the place where God lives.

but the Father

"but only the Father knows"