Khatris in Afghanistan

Article says:

Some Pakistani Khatris have migrated to Afghanistan (Kabul, Herat) and speak languages like Pashto, Dari, Urdu, while some Hindu and Sikh Khatris also live in Afghanistan and are involved mostly in the mercantile business.

Truth is that Khatris have been Afghanistan and nearby regions long before emegance of Pakistan. Remember that Afghanistan has had many Kshatriya rulers, see Hinduism in Afghanistan.