need help my plant has a virus

i have two plants lsd auto and wreak auto there 30 days auto I've only had 1 problem with them but they just got a virus I cut off the infected leaves and flushed it but I'm afraid it will rreturn can someone pls help me figure out what it is

Looks more like a magnesium deficiency than a virus. Possibly caused by low pH lockout.

Toss some calmag in those veins.