# I will come

Possible meanings are 1) "I will go to where people worship Yahweh" or 2) "I will go to my enemies" 

# with the mighty acts of the Lord Yahweh

Possible meanings are 1) "I will tell them of the mighty deeds the Lord Yahweh has done" or 2) "because the Lord Yahweh has given me strength to do mighty acts."

# will make mention of

"will talk about"