en_tn_lite_do_not_use/mat/21/21.md

Truly I say to you

"I tell you the truth." This phrase adds emphasis to what Jesus says next.

if you have faith and do not doubt

"if you truly believe"

you will even say to this mountain, 'Be taken up and thrown into the sea,'

"you will even be able to tell this mountain to get up and throw itself into the sea,"