Where does “Pietropawłowsk” come from?

Pietropawłowsk (Polish) comes from Russian Петропавловск, from Russian Па́вел, from Old Church Slavonic Павьлъ, from Ancient Greek Παῦλος, from Latin paulus, from Latin paullus.

Ancestry of “Pietropawłowsk”, step by step

Step	Language	Word	Meaning
1	Russian	Петропавловск	Petropavlovsk, the name of several inhabited localities in Russia
2	Russian	Па́вел	Paul
3	Old Church Slavonic	Павьлъ	—
4	Ancient Greek	Παῦλος	Paul, a common Roman name, famously held by Paul, the Christian apostle
5	Latin	paulus	little, small
6	Latin	paullus	—

Every word from Latin paullus →Every word from Latin paulus →Every word from Ancient Greek Παῦλος →