# they had ... upon them, they threw them ... guard them

"the magistrates had ... upon Paul and Silas, the magistrates threw Paul and Silas ... keep Paul and Silas"

# had laid many blows upon them

"had hit them many times with rods"

# commanded the jailer to guard them securely

"told the jailer to make sure they did not get out"

# jailer

a person responsible for all the people held in the jail or prison