I am using Lava Iris x8 mobile. I am going to flash lineage(6.0.1) custom rom .Which gapps package should I download...?

I am using Lava Iris x8 mobile. I am going to flash lineage(6.0.1) custom rom .Which gapps package should I download...?

In oder to know what gapps you should use, you should have the following in mind:
So for your case; Platform=ARM, Android=6.0, you can choose any variant depending on the amount of gapps you want and you phones capacity